334.0000 Family Salicaceae Mirb.; Elém. Physiol. Vég. Bot. 2: 905 (1815), nom. cons.

55 genera, ca. 1400 spp. Contains major part of the former Flacourtiaceae (for the rest see for example Achariaceae)

Species listed in database: 1382; hybrids: 278

334.0152 Genus Populus L.; Sp. Pl. [Linnaeus] 2: 1034 (1753)

Distribution: Temperate and warm-temp. regions of the Northern Hemisphere; 1 tropical E-Africa. The taxonomy is partly very confused because of many artificial hybrids and introductions.

Species listed in database: 67; hybrids: 32

species :

Populus adenopoda Maxim.; Bull. Soc. Imp. Naturalistes Moscou 54(1): 50 (1879)

Distribution: China (Anhui, Fujian, Guangxi, Guizhou, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Sichuan, Yunnan, Zhejiang); Myanmar (Kachin)

36 CHI 41 MYA

Synonyms: hidden

= Populus adenopoda f. cuneata Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 2(2): 114 (1982)

= Populus adenopoda f. microcarpa Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 2(2): 114 (1982)

= Populus adenopoda var. microphylla T.B.Chao; J. Henan Agric. Coll. 1980(2): 4 (1980), et in Fl. Henan 1: 181 (1981)

= Populus adenopoda var. nanchaoensis T.B.Chao & C.W.Chiuan; Fl. Henan 1: 180 (1981)

= Populus adenopoda var. platyphylla Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 114 (1982)

= Populus adenopoda var. rotundifolia T.B.Chao; Fl. Henan 1: 181 (1981)

= Populus macranthela H.Lév. & Vaniot; Bull. Soc. Bot. France 52: 142 (1905)

= Populus rotundifolia var. macranthela (H.Lév. & Vaniot) Gombócz; Bot. Közlem. 10: 25 (1911)

= Populus serrata f. rotundata T.B.Chao & Zhi X.Chen; Bull. Bot. Res., Harbin 18: 287 (1998)

= Populus silvestrii Pamp.; Nuovo Giorn. Bot. Ital., n. s. 17: 247 (1910)

= Populus tremula var. adenopoda (Maxim.) Burkill; J. Linn. Soc., Bot. 26: 537 (1899)

= Populus wulianensis S.B.Liang & X.W.Li; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 6(2): 135 (1986)

species :

Populus alaschanica Kom.; Repert. Spec. Nov. Regni Veg. 13(359-362): 233 (1914)

Distribution: China (Nei Mongol)

36 CHI

Remarks: possibly a hybrid P. przewalskii x tremula

species :

Populus alba L.; Sp. Pl. [Linnaeus] 2: 1034 (1753)

Name: Silber-Pappel (DE); White poplar (EN); Alamo blanco (ES)

Distribution: England [I] (England [I], Wales [I], Isle of Man [I], Scotland [I], Isles of Scilly [I]); Ireland [I] (Ireland [I], Northern Ireland [I]); Denmark [I]; Netherlands [I]; Belgium [I]; Germany (Brandenburg, Berlin, Baden-Württemberg, Bayern, Hessen, Hamburg, Mecklenburg-Vorpommern [I], Niedersachsen [I], Nordrhein-Westfalen, Rheinland-Pfalz, Schleswig-Holstein [I], Saarland [I], Sachsen, Sachsen-Anhalt, Thüringen); Switzerland [I]; Liechtenstein [I]; Austria; Poland; Czech Republic; Slovakia; Hungary; Portugal; Spain; France [I]; Channel Isl. [I] (Alderney [I], Guernsey [I], Jersey [I], Sark [I]); Corsica [I]; Sardinia; Italy; San Marino; Slovenia; Croatia; Bosnia & Hercegovina; Montenegro; Serbia; Kosovo; North Macedonia; Albania; Romania; Bulgaria; European Turkey; Greece (scattered, mostly planted); Crete (rare); Estonia [I]; Belarus; C-European Russia; E-European Russia; N-European Russia; W-European Russia; Moldova; Ukraine; Morocco; Algeria; Tunisia; Libya; Azores [I] (Terceira [I], Graciosa [I]); Madeira [I] (Madeira Isl. [I]); Canary Isl. [I] (Fuerteventura [I], Gran Canaria [I], Tenerife [I], La Gomera [I], La Palma [I]); South Africa [I]; St. Helena [I]; Siberia (Altai, Krasnoyarsk [I], W-Siberia); Russian Far East [I] (Primorye [I]); Kazakhstan; Turkmenistan; Uzbekistan; Kyrgyzstan; Northern Caucasus; Georgia [Caucasus]; Armenia; Azerbaijan; East Aegaean Isl. (Lesvos, Chios, Samos, Fourni, Dodecanese, Kos, Karpathos, hodos); Turkey (E-Anatolia, Inner Anatolia, N-Anatolia, NE-Anatolia, NW-Anatolia: Bithynia, S-Anatolia, SSW-Anatolia, SW-Anatolia, W-Anatolia, WN-Anatolia); Iran (NE-Iran: Mts., S-Iran); China (Xinjiang); South Korea [I]; Japan [I]; India [I] (Himachal Pradesh [I], Jammu & Kashmir [I]); Australia [I] (South Australia [I], Queensland [I], New South Wales [I], Victoria [I], Tasmania [I]); New Zealand [I]; Canada [I] (British Columbia [I], Manitoba [I], New Brunswick [I], Nova Scotia [I], Ontario [I], Prince Edward Isl. [I], Québec [I]); USA [I] (Alabama [I], Arkansas [I], California [I], Colorado [I], Connecticut [I], District of Columbia [I], Delaware [I], Florida [I], Georgia [I], Iowa [I], Idaho [I], Illinois [I], Indiana [I], Kansas [I], Kentucky [I], Louisiana [I], Massachusetts [I], Maryland [I], Maine [I], Michigan [I], Minnesota [I], Missouri [I], Mississippi [I], Montana [I], North Carolina [I], North Dakota [I], Nebraska [I], New Hampshire [I], New Jersey [I], New Mexico [I], Nevada [I], New York [I], Ohio [I], Oklahoma [I], Oregon [I], Pennsylvania [I], Rhode Island [I], South Carolina [I], South Dakota [I], Tennessee [I], Texas [I], Utah [I], Virginia [I], Vermont [I], Washington State [I], Wisconsin [I], West Virginia [I], Wyoming [I]); Mexico [I]; Bolivia [I]; Argentina [I]

10 den grb ire 11 AUT bgm CZE GER HUN lie net POL SLO swi 12 cis cor fra POR SAR SPA 13 ALB BIH BUL CRO GRC ITA KOS KRI MNT NMA ROM SLV SMA SRB TUE 14 BLR est MLD RUS UKR 20 ALG LBY MOR TUN 21 azo cny mdr 27 saf 28 sth 30 SIB 31 rfe 32 KAZ KGZ TKM UZB 33 ARM AZE GEO NCS 34 EAI IRN TUR 36 CHI 38 jap kor 40 ind 50 aus 51 nzl 71 cdn 72 cdn 73 usa 74 usa 75 usa 76 usa 77 usa 78 usa 79 mex 83 bol 85 arg

Remarks: native area generally uncertain, mostly planted

Synonyms: hidden

= Leuce alba (L.) Opiz; Seznam [Opiz] 59 (1852)

= Populus acerifolia Lodd. ex Loudon; Arbor. Frutic. Brit. 3: 1640 (1838), nomen

= Populus aegyptiaca W.Baxter; Hort. Brit. [Loudon], Suppl. 2: 660 (1839)

= Populus alba f. globosa Dippel; Handb. Laubholzk. 2: 191 (1892)

= Populus alba f. nivea (Aiton) C.K.Schneid.; Ill. Handb. Laubholzk. [C.K.Schneider] 1: 22 (1904)

= Populus alba f. pendula (Loudon) Dippel; Handb. Laubholzk. 2: 191 (1902)

= Populus alba f. pyramidalis (Bunge) Dippel; Handb. Laubholzk. 2: 191 (1892)

= Populus alba f. richardii Beissn.; Mitt. Deutsch. Dendrol. Ges. 21: 229 (1912 publ. 1913)

= Populus alba proles nivea (Aiton) Rouy; Fl. France [Rouy & Foucaud] 12: 249 (1910)

= Populus alba subsp. major (Mill.) Kamelin; nom. inval.

= Populus alba subsp. nivea (Willd.) Maire & Weiller; Fl. Afrique N. t. 40 (1961)

= Populus alba var. acerifolia Loudon; Arbor. Frutic. Brit. 3: 1640 (1838)

= Populus alba var. bolleana (Lauche) Ed.Otto; Hamburger Garten- Blumenzeitung 35: 3 (1879)

= Populus alba var. crispa Mérat; Nouv. Fl. Env. Paris 400 (1812)

= Populus alba var. denudata (A.Braun) Wesm.; Prodr. [A.P. de Candolle] 16(2): 324 (1868)

= Populus alba var. hickeliana (Dode) Fiori; Nuov. Fl. Anal. Italia 1: 352 (1923)

= Populus alba var. integrifolia Ball; Spicil. Fl. Marocc. [Ball]: 668 (1878)

= Populus alba var. microphylla Maire; Bull. Soc. Hist. Nat. Afrique N. 26: 229 (1935)

= Populus alba var. nivea Aiton; Hort. Kew. [W.Aiton] 3: 405 (1789)

= Populus alba var. nutans Sudw.; Bull. Div. Forest. U.S.D.A. 14: 137 (1897)

= Populus alba var. parvifolia Zapał.; Rozpr. Wydz. Mat.-Przyr. Akad. Umiejetn., Dzial B, Nauki Biol., Ser. 3, 7B(47B): 266 (1907 publ. 1908)

= Populus alba var. pendula Loudon; Arbor. Frutic. Brit. 3: 1640 (1838)

= Populus alba var. pyramidalis Bunge; Beitr. Fl. Russl. 322 (1852)

= Populus alba var. salomonii (Carrière) Wesm.; Prodr. [A.P. de Candolle] 16(2): 325 (1868)

= Populus alba var. sinuata Döll; Rhein. Fl. [Döll] 258 (1843)

= Populus alba var. subintegerrima Lange; Prodr. Fl. Hispan. [Willkomm & Lange] 1: 233 (1861)

= Populus arbeel Curtis; Cat. Brit. Med. Pl. 84 (1783)

= Populus arembergiana Dippel; Handb. Laubholzk. 2: 191 (1892)

= Populus arembergica Lodd. ex Loudon; Arbor. Frutic. Brit. 3: 1640 (1838)

= Populus belgica Lodd. ex Loudon; Arbor. Frutic. Brit. 3: 1640 (1838)

= Populus bolleana Lauche; Deutsch. Mag. Garten- Blumenk. 31: 296 (1878)

= Populus excelsa Salisb.; Prodr. Stirp. Chap. Allerton 395 (1796)

= Populus grisea Lodd. ex Loudon; Arbor. Frutic. Brit. 3: 1640 (1838)

= Populus hickeliana Dode; Bull. Soc. Hist. Nat. Autun 18: 178 (1905)

= Populus hickeliana var. tremulifolia Dode & Sennen; Diagn. Nouv. 166 (1936)

= Populus intermedia Mert. ex Loudon; Arbor. Frutic. Brit. 3: 1640 (1838)

= Populus major Mill.; Gard. Dict., ed. 8: no. 4 (1768)

= Populus nigra Mill.; Gard. Dict., ed. 8: 3 (1768), nom. illeg.

= Populus nivea (Aiton) Willd.; Berlin. Baumz. 227 (1796)

= Populus palmata Loudon; Arbor. Frutic. Brit. 3: 1640 (1838)

= Populus pendula Steud.; Nomencl. Bot. [Steudel], ed. 2, 2: 381 (1841), nomen

= Populus quercifolia Loudon; Arbor. Frutic. Brit. 3: 1640 (1838)

= Populus subintegerrima (Lange) Sennen & Mauricio; Diagn. Nouv. 243 (1936)

= Populus subintegerrima var. berkanensis Sennen & Mauricio; Diagn. Nouv. 243 (1936)

= Populus viminalis Poir.; Encycl. [J.Lamarck et al.] 5: 238 (1804)

variant :

var. caspica Bornm.; Bull. Herb. Boissier, Sér. 2, 8: 724 (1908)

Distribution: Kazakhstan; Uzbekistan; Tajikistan; Iran (EC-Iran, NE-Iran: Mts., N-Iran, Iranian Aserbaijan, W-Iran); Afghanistan (Badghys, Herat, Kabul, Kunar / Nuristan, Paktia / Khost); Pakistan (Baluchistan, Quetta, Waziristan, Kurram, Chitral, Swat, Gilgit, Baltistan, Astor)

32 KAZ TZK UZB 34 AFG IRN 40 PAK

Synonyms: hidden

= Populus alba var. bachofenii (Wierzb. ex Rchb.) Wesm.; Prodr. [A.P. de Candolle] 16(2): 324 (1868)

= Populus bachofenii Wierzb. ex Rchb.; Icon. Fl. Germ. Helv. [H.G.L.Reichenbach] 11: 29 (1849)

= Populus berkarensis Poljakov; Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 12: 9 (1950)

= Populus caspica (Bornm.) Bornm.; Repert. Spec. Nov. Regni Veg. 47: 70 (1939)

= Populus morisetiana Dode; Bull. Soc. Hist. Nat. Autun 18: 180 (1905)

= Populus paletskyana Dode; Bull. Soc. Hist. Nat. Autun 18: 179 (1905)

= Populus pseudonivea Grossh.; Izv. Akad. Nauk Azerbaidžansk. S.S.R. 6: 66 (1941)

= Populus triloba Dode; Bull. Soc. Hist. Nat. Autun 18: 179 (1905)

species :

Populus angustifolia E.James; Account Exped. Pittsburgh, ed. London 1: 497 (1823 publ. 1822)

Name: Narrowleaf cottonwood (EN)

Distribution: Germany [I]; Canada (Alberta, Saskatchewan); USA (Arizona, California, Colorado, Idaho, Montana, Nebraska, New Mexico, Nevada, Oregon, South Dakota, Texas, Utah, Wyoming); Mexico (Chihuahua, Coahuila, Sonora)

11 ger 71 CDN 73 USA 74 USA 76 USA 77 USA 79 MEX

Synonyms: hidden

= Populus angustifolia var. coloradensis (Dode) Gombócz; Math. Term. Közlem. 30: 107 (1908)

= Populus balsamifera var. angustifolia (E.James) S.Watson; Botany (Fortieth Parallel) 327 (1871)

= Populus coloradensis Dode; Extr. Monogr. Ined. Populus 58 (1905)

= Populus fortissima A.Nelson & J.F.Macbr.; Bot. Gaz. 56: 473 (1913)

= Populus tweedyi Britton; N. Amer. Trees 173 (1908)

= Populus ×canadensis var. angustifolia (E.James) Wesm.; Prodr. [A.P. de Candolle] 16(2): 329 (1838)

= Populus ×sennii B.Boivin; Naturaliste Canad. 93: 435 (1966)

species :

Populus balsamifera L.; Sp. Pl. [Linnaeus] 2: 1034 (1753)

Name: Eastern Balsam-poplar (EN), Balsam-Pappel (DE)

Distribution: England [I] (England [I], Wales [I], Isle of Man [I], Scotland [I], Isles of Scilly [I]); Ireland [I] (Ireland [I], Northern Ireland [I]); Germany [I]; Czech Republic [I]; Estonia [I]; Belarus [I]; European Russia [I]; Russian Far East [I] (Magadan [I]); Kazakhstan [I]; Alaska; Canada (Alberta, British Columbia, Labrador, Manitoba, New Brunswick, Newfoundland, Nova Scotia, Northern Territories, Nunavut, Ontario, Prince Edward Isl., Québec, Saskatchewan, Yukon); St. Pierre et Miquelon; USA (Colorado, Connecticut, District of Columbia, Delaware, Iowa, Idaho, Illinois, Indiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, North Dakota, New Hampshire, New York, Ohio, Oregon, Pennsylvania, Rhode Island, South Dakota, Virginia, Vermont, Wisconsin, West Virginia, Wyoming); Ecuador [I]

10 grb ire 11 cze ger 14 blr est rus 31 rfe 32 kaz 70 ASK CDN 71 CDN 72 CDN SPM 73 USA 74 USA 75 USA 78 USA 83 ecu

Synonyms: hidden

= Aigiros balsamifera (L.) Lunell; Amer. Midl. Naturalist 4: 298 (1916)

= Populus acladesca K.Koch; Wochenschr. Vereines Beförd. Gartenbaues Königl. Preuss. Staaten 8: 238 (1865), nomen

= Populus angustifolia Weinm. ex Ledeb.; Fl. Ross. [Ledebour] 3: 629 (1850), nomen

= Populus balsamifera f. angustata C.K.Schneid.; Ill. Handb. Laubholzk. [C.K.Schneider] 1: 14 (1904)

= Populus balsamifera f. candicans (Aiton) B.Boivin; Naturaliste Canad. 93: 434 (1966)

= Populus balsamifera var. candicans (Aiton) A.Gray; Manual [A.Gray], ed. 2: 419 (1856)

= Populus balsamifera var. fernaldiana Rouleau; Rhodora 50: 234 (1948)

= Populus balsamifera var. intermedia Loudon; Arbor. Frutic. Brit. 3: 1674 (1838)

= Populus balsamifera var. lanceolata Marshall; Arbust. Amer. 108 (1785)

= Populus balsamifera var. latifolia Loudon; Arbor. Frutic. Brit. 3: 1674 (1838)

= Populus balsamifera var. laurifolia Kuntze; Revis. Gen. Pl. 2: 642 (1891)

= Populus balsamifera var. michauxii (Dode) A.Henry; Gard. Chron., Ser. 3, 59: 230 (1916)

= Populus balsamifera var. subcordata Hyl.; (1962)

= Populus balsamifera var. viminalis Loudon; Arbor. Frutic. Brit. 3: 1673 (1838)

= Populus candicans Aiton; Hort. Kew. [W.Aiton] 3: 406 (1789)

= Populus heterophylla K.Koch; Wochenschr. Vereines Beförd. Gartenbaues Königl. Preuss. Staaten 8: 238 (1865), nomen

= Populus latifolia Moench; Methodus [Moench] 338 (1794)

= Populus lindleyana Booth ex Loudon; Arbor. Frutic. Brit. 4: 2651 (1838)

= Populus macrophylla Lindl.; Encycl. Pl. [Loudon] 840 (1829), nomen

= Populus michauxii Dode; Bull. Soc. Hist. Nat. Autun 18: 220 (1905)

= Populus salicifolia Loudon; Arbor. Frutic. Brit. 3: 1673 (1838), nomen

= Populus salicifolia Raf.; Alsogr. Amer. 43 (1838)

= Populus tacamahacca Mill.; Gard. Dict., ed. 8: no. 6 (1768)

= Populus tacamahacca var. candicans (Aiton) Stout; J. New York Bot. Gard. 30: 32 (1929)

= Populus tacamahacca var. michauxii (Dode) Farw.; Rhodora 21: 101 (1919)

= Populus viminalis Lodd. ex Loudon; Arbor. Frutic. Brit. 3: 1673 (1838), nomen

= Populus viminea Wesm.; Prodr. [A.P. de Candolle] 16(2): 330 (Bon Jardin. (1845) 565,)

= Populus wobstii R.I.Schröd. ex Dippel; Handb. Laubholzk. 2: 207 (1892), nomen

species :

Populus brandegeei C.K.Schneid.; Ill. Handb. Laubholzk. [C.K.Schneider] 1: 23 (1904)

Distribution: Mexico (Baja California Sur, Chihuahua, Sonora)

79 MEX

Synonyms: hidden

= Populus alba f. brandegeei (C.K.Schneid.) Gombócz; Math. Term. Közlem. 30: 146 (1908)

= Populus brandegeei var. glabra Wiggins; Contr. Dudley Herb. 4: 16 (1950)

species :

Populus cathayana Rehder; J. Arnold Arbor. 12(1): 59-63 (1931)

Distribution: China (Hebei, Liaoning, Nei Mongol, Shaanxi, Shanxi, Sichuan); South Korea [I]

36 CHI 38 kor

Synonyms: hidden

= Populus cathayana var. pendula T.B.Chao; J. Henan Agric. Coll. 1980(2): 5 (1980), et in Fl. Henan 1: 184 (1981)

variant :

var. latifolia (Z.Wang & C.Y.Yu) Z.Wang & S.L.Tung; Fl. Reipubl. Popularis Sin. 20(2): 32 (1984)

Distribution: China (S-Gansu, E-Qinghai)

36 CHI

Synonyms: hidden

= Populus cathayana f. latifolia Z.Wang & C.Y.Yu; Fl. Tsinling. 1(2): 25, 597 (1974)

variant :

var. pedicellata Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 117 (1982)

Distribution: China (Hebei)

36 CHI

species :

Populus ciliata Wall. ex Royle; Ill. Bot. Himal. Mts. [Royle] 346, pl. 84, f. 1 (1839)

Distribution: China (Gansu, Hebei, Henan, Hubei, Shaanxi, Sichuan, Yunnan); Tibet; Pakistan (Dir, Chitral, Swat, Astor, Gilgit, Baltistan); Nepal; Bhutan; NW-India (Arunachal Pradesh, Assam, Himachal Pradesh, Jammu & Kashmir, Sikkim, Uttarakhand, West Bengal, Hazara); Myanmar (Kachin)

36 CHI TIB 40 BHU IND NEP PAK 41 MYA

Synonyms: hidden

= Betula ciliata Steud.; Nomencl. Bot. [Steudel], ed. 2, 1: 201 (1841)

= Populus ciliata var. aurea C.Marquand & Airy Shaw; J. Linn. Soc., Bot. 48: 223 (1929)

= Populus ciliata var. gyirongensis Z.Wang & S.L.Tung; Acta Phytotax. Sin. 17(4): 102 (1979)

= Populus ciliata var. weixi Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 25 (1979)

= Populus ciliata Wall.; Numer. List [Wallich] no. 2796 (1832), nomen

= Populus jacquemontiana Dode; Bull. Soc. Hist. Nat. Autun 18: 224 (1905)

= Populus kangdingensis var. tibetica (C.K.Schneid.) N.Chao & J.Liu; J. Wuhan Bot. Res. 9(3): 231 (1991)

= Populus pamirica var. tibetica (C.K.Schneid.) N.Chao & J.Liu; J. Sichuan Forest. Sci. Technol. 22(4): 2 (2001)

= Populus pseudoglauca var. weixi (Z.Wang & S.L.Tung) N.Chao & J.Liu; J. Wuhan Bot. Res. 9(3): 235 (1991)

= Populus purdomii Rehder; J. Arnold Arbor. 3(4): 225-226 (1922)

= Populus pyriformis Royle; Ill. Bot. Himal. Mts. [Royle], 344 (1839), nomen

= Populus schneideri var. tibetica (C.K.Schneid.) N.Chao; Fl. Sichuan. 3: 50 (1985)

= Populus szechuanica var. tibetica C.K.Schneid.; Pl. Wilson. [Sargent] 3(1): 33 (1916)

species :

Populus curviserrata X.Q.Wan & J.X.Mi; Molec. Phylogen. Evol. 196-108072(App. A): [57] (2024)

Distribution: Tibet

36 TIB

species :

Populus deltoides W.Bartram ex Marshall; Arbust. Amer. 106 (1785)

subspecies :

subsp. deltoides

Name: Nordamerikanische Schwarz-Pappel (DE), Eastern cottonwood (EN)

Distribution: Netherlands [I]; Belgium [I]; Germany [I]; Austria [I]; Hungary [I]; France [I]; Andorra [I]; Italy [I]; Croatia [I]; Montenegro [I]; Bulgaria [I]; Estonia [I]; Belarus [I]; European Russia [I]; Morocco [c]; Mozambique [I]; South Africa [I]; Russian Far East [I] (Primorye [I]); Tajikistan [I]; Turkey [I]; South Korea [I]; Taiwan [I]; Nepal [I]; India [I] (widespread); New Zealand [I]; Canada (British Columbia, Ontario, Québec, Saskatchewan); USA (Alabama, Arkansas, Connecticut, District of Columbia, Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Missouri, Mississippi, North Carolina, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Virginia, Vermont, West Virginia); Mexico (Chihuahua, Coahuila, Sonora); Colombia [I]; Peru [I]; Bolivia [I]

11 aut bgm ger hun net 12 ado fra 13 bul cro ita mnt 14 blr est rus 20 mor 26 moz 27 saf 31 rfe 32 tzk 34 tur 38 kor tai 40 ind nep 51 nzl 71 CDN 72 CDN 74 USA 75 USA 77 USA 78 USA 79 MEX 82 clm 83 bol per

Synonyms: hidden

= Populus angulata Aiton; Hort. Kew. [W.Aiton] 3: 407 (1789)

= Populus angulata f. cordata (Simon-Louis ex A.Henry) Rehder; Bibl. Cult. Trees 71 (1949)

= Populus angulata var. cordata Simon-Louis ex A.Henry; Trees Great Britain [Elwes & Henry] 7: 1811 (1913)

= Populus angulata var. missouriensis A.Henry; Trees Great Britain [Elwes & Henry] 7: 1811 (1913)

= Populus angulata var. serotina Dippel; Handb. Laubholzk. 2: 202 (1892)

= Populus angulosa Michx.; Fl. Bor.-Amer. [Michaux] 2: 243 (1803)

= Populus arizonica var. jonesii Sarg.; Bot. Gaz. 67: 211 (1919)

= Populus balsamifera f. pilosa (Sarg.) Sarg.; Man. Trees, ed. 2: 906 (1922)

= Populus balsamifera var. missouriensis (A.Henry) Rehder; Man. Cult. Trees 92 (1927)

= Populus balsamifera var. pilosa Sarg.; J. Arnold Arbor. 1: 63 (1919)

= Populus balsamifera var. virginiana (Foug.) Sarg.; J. Arnold Arbor. 1: 63 (1919)

= Populus carolinensis Moench; Verz. Ausländ. Bäume 81 (1785)

= Populus deltoides f. pilosa (Sarg.) Palmer & Steyerm.; Ann. Missouri Bot. Gard. 22: 513 (1935)

= Populus deltoides var. angulata (Aiton) Sarg.; Trees & Shrubs [Sargent] 2: 212 (1913)

= Populus deltoides var. carolinensis (Moench) L.H.Bailey; Cycl. Amer. Hort. [L.H.Bailey] 3: 1410 (1901)

= Populus deltoides var. missouriensis (A.Henry) A.Henry; Gard. Chron., Ser. 3, 56: 46 (1914)

= Populus deltoides var. pilosa (Sarg.) Sudw.; Check List For. Trees U.S., rev. ed. 65 (1927)

= Populus deltoides var. virginiana (Foug.) Sudw.; Check List For. Trees U.S.: 65 (1927)

= Populus eucalyptus Vekhov; Na Lesokult. Fronte 1932(2): 48 (1932), nom. superfl.

= Populus laevigata Aiton; Hort. Kew. [W.Aiton] 3: 406 (1789)

= Populus nigra var. virginiana (Foug.) Castigl.; Viagg. Stati Uniti 2: 334 (1790)

= Populus occidentalis Britton ex Rydb.; Fl. Colorado [Rydberg] 91 (1906), nom. illeg.

= Populus palmeri Sarg.; Bot. Gaz. 67: 211 (1919)

= Populus regenerata C.K.Schneid.; Ill. Handb. Laubholzk. [C.K.Schneider] 1: 7 (1904)

= Populus virginiana Foug.; Mém. Agric. Soc. Roy. Agric. Paris 87 (1786)

= Populus virginiana var. pilosa (Sarg.) F.C.Gates; Trans. Kansas Acad. Sci. 41: 101 (1938)

= Populus ×canadensis var. virginiana (Foug.) Fiori; Iconogr. Fl. Ital., ed. 3: 109 (1921)

subspecies :

subsp. monilifera (Aiton) Eckenw.; J. Arnold Arbor. 58: 204 (1977)

Name: Plains cottonwood

Distribution: Canada (Alberta, British Columbia, Manitoba, Ontario, Saskatchewan); USA (Colorado, Iowa, Illinois, Indiana, Kansas, Michigan, Minnesota, Missouri, Montana, North Dakota, Nebraska, New Mexico, Ohio, Oklahoma, Pennsylvania, South Dakota, Texas, Wisconsin, Wyoming)

71 CDN 72 CDN 73 USA 74 USA 75 USA 77 USA

Synonyms: hidden

= Aigiros sargentii (Dode) Lunell; Amer. Midl. Naturalist 4: 298 (1916)

= Monilistus monilifera (Aiton) Raf.; Alsogr. Amer. 42 (1838) ex Jackson

= Populus acladesca Lindl.; Encycl. Pl. [Loudon] 840 (1829)

= Populus besseyana Dode; Bull. Soc. Hist. Nat. Autun 18: 196 (1905)

= Populus ciliata Schur; Enum. Pl. Transsilv. 625 (1866), nom. illeg.

= Populus deltoides var. monilifera (Aiton) A.Henry; Gard. Chron., Ser. 3, 56: 2 (1914)

= Populus deltoides var. occidentalis Rydb.; Mem. New York Bot. Gard. 1: 115 (1900)

= Populus eugenii Simonk.; Gartenflora 36: 674 (1887)

= Populus glandulosa Moench; Methodus [Moench] 339 (1794)

= Populus heterophylla Du Roi; Harbk. Baumz. 2: 150 (1772)

= Populus lindleyana Steud.; Nomencl. Bot. [Steudel], ed. 2, 2: 381 (1841)

= Populus macrophylla Lodd. ex Loudon; Arbor. Frutic. Brit. 3: 1671 (1838)

= Populus marylandica Bosc; Nouv. Dict. Hist. Nat. [Déterville], éd. 2, 11: 409 (1817)

= Populus medusae Booth; Arbor. Frutic. Brit. 4: 2651 (1836)

= Populus monilifera Aiton; Hort. Kew. [W.Aiton] 3: 406 (1789)

= Populus monilifera var. occidentalis (Rydb.) A.Henry; Trees Great Britain [Elwes & Henry] 7: 1808 (1913)

= Populus neglecta Wesm.; Prodr. [A.P. de Candolle] 16(2): 329 (1868)

= Populus nigra subsp. monilifera (Aiton) R.C.V.Douin; Fl. Ill. France 10: 51 (1929)

= Populus nova Audib. ex W.Baxter; Hort. Brit. [Loudon], ed. 2: 660 (1832)

= Populus occidentalis (Rydb.) Britton ex Rydb.; Fl. Colorado [Rydberg] 91 (1906)

= Populus occidentalis Gombócz; Magyar Tud. Akad. Math.-Term. Közl. 30(1): 79 (1908)

= Populus sargentii Dode; Bull. Soc. Hist. Nat. Autun 18: 198 (1905)

= Populus sargentii var. texana (Sarg.) Correll; Wrightia 2: 47 (1960)

= Populus texana Sarg.; Bot. Gaz. 67: 211 (1919)

= Populus virginiana Dum.Cours.; Bot. Cult., ed. 2, 6: 400 (1811), nom. illeg.

subspecies :

subsp. wislizeni (S.Watson) Eckenw.; J. Arnold Arbor. 58(3): 205 (1977)

Name: Rio Grande cottonwood

Distribution: USA (Arizona, Colorado, New Mexico, Oklahoma, Texas, Utah, Wyoming); Mexico (Aguascalientes, Chihuahua, Coahuila, Durango, Jalisco, Nuevo Leon, Sonora, Veracruz, Zacatecas)

73 USA 74 USA 76 USA 77 USA 79 MEX

Synonyms: hidden

= Populus deltoides var. wislizeni (S.Watson) Dorn; Vasc. Pl. Wyoming 299 (1988)

= Populus fremontii subsp. wislizeni (S.Watson) E.Murray; Kalmia 13: 24 (1983)

= Populus fremontii var. wislizeni S.Watson; Amer. J. Sci. Arts, Ser. 3, 15: 136 (1878)

= Populus wislizeni (S.Watson) Sarg.; Silva [Sargent] 14: 71 (1902)

species :

Populus euphratica Olivier; Voy. Emp. Othoman 3: 449, f. 45-46 (1807)

Distribution: Morocco; Algeria; Egypt (Desert Oases); Kazakhstan; Turkmenistan; Uzbekistan; ?Kyrgyzstan; Tajikistan; Northern Caucasus; Georgia [Caucasus]; Azerbaijan; Turkey (S-Anatolia, SE-Anatolia, SSW-Anatolia); Iraq (NE-Iraq, NW-Iraq, SE-Iraq: Mesopotamia, W-Iraq: Desert); Iran (EC-Iran, E-Iran, NE-Iran: Mts., Iranian Aserbaijan, S-Iran, W-Iran, W-Iran, N-Iran); Afghanistan (Badakshan, Badghys, Farah, Helmand, Herat, Kabul, Nimroz); Syria (Jazira, Jbel Druze); Israel (Rift Valley, Negev Desert); Jordania (S-Jordania); China (Gansu, Nei Mongol, Qinghai, Xinjiang); Mongolia; Pakistan (Karachi, Sind, Quetta, Waziristan, Lahore, Baltistan); NW-India (Himachal Pradesh, Jammu & Kashmir, Punjab)

20 ALG EGY MOR 32 KAZ TKM TZK UZB 33 AZE GEO NCS 34 AFG IRN IRQ ISR JOR SYR TUR 36 CHI 37 MON 40 IND PAK

Synonyms: hidden

= Balsamiflua ariana (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 192 (1939)

= Balsamiflua bonnetiana (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 192 (1939)

= Balsamiflua deltoides Griff.; Not. Pl. Asiat. 4: 382 (1854)

= Balsamiflua diversifolia (Schrenk) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 192 (1939)

= Balsamiflua euphratica (Oliv..) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 191 (1939)

= Balsamiflua illicitana (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 193 (1939)

= Balsamiflua litwinowiana (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 192 (1939)

= Balsamiflua mauritanica (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 192 (1939), et Sci. Rep. Tohoku Univ., Ser. 4 (Biol.) 28: 45 (1962)

= Balsamiflua ×glaucicomans (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 193 (1939)

= Populus amygdalaceifolia Griff.; Itin. Pl. Khasyah Mts. 286 (1848), nomen

= Populus ariana Dode; Bull. Soc. Hist. Nat. Autun 18: 174 (1905)

= Populus bonnetiana Dode; Bull. Soc. Hist. Nat. Autun 18: 175 (1905)

= Populus diversifolia Schrenk; Bull. Sci. Acad. Imp. Sci. St.-Pétersbourg 10: 253 (1842)

= Populus euphratica var. bonnetiana (Dode) Maire; Cat. Pl. Maroc 2: 162 (1932)

= Populus euphratica var. mauritanica (Dode) Maire; Cat. Pl. Maroc 2: 162 (1932)

= Populus illicitana Dode; Bull. Soc. Dendrol. France 163 (1908) ex Goerz, Repert. Spec. Nov. Regni Veg. 36: 20 (1934), pro syn.

= Populus litwinowiana Dode; Bull. Soc. Hist. Nat. Autun 18: 175 (1905)

= Populus mauritanica Dode; Bull. Soc. Hist. Nat. Autun 18: 174 (1905)

= Populus transcaucasica Jarm. ex Grossh.; Dokl. Akad. Nauk Azerbaidžansk. S.S.R. 2(9): 379 (1946)

= Populus ×glaucicomans Dode; Extr. Monogr. Ined. Populus 18 (1905)

= Turanga ariana (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 387 (1938)

= Turanga bonnetiana (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 387 (1938)

= Turanga diversifolia (Schrenk) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 385, 387 (1938)

= Turanga euphratica (Olivier) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 386 (1938)

= Turanga illicitana (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 388 (1938)

= Turanga litwinowiana (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 387 (1938)

= Turanga mauritanica (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 387 (1938)

= Turanga ×glaucicomans (Dode) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 388 (1938)

species :

Populus fremontii S.Watson; Proc. Amer. Acad. Arts 10: 350 (1875)

subspecies :

subsp. fremontii

Name: Fremont cottonwood

Distribution: USA (Arizona, California, Colorado, New Mexico, Nevada, Utah); Mexico (Baja California Norte, Baja California Sur, Sonora)

73 USA 76 USA 77 USA 79 MEX

Synonyms: hidden

= Populus arizonica Sarg.; Bot. Gaz. 67: 210 (1919)

= Populus deltoides var. fremontii (S.Watson) Cronquist; Intermount. Fl. [Cronquist et al.] 2(B): 121 (2005)

= Populus fremontii var. arizonica (Sarg.) Jeps.; Man. Fl. Pl. Calif. [Jepson] 268 (1923)

= Populus fremontii var. macdougallii (Rose) Jeps.; Man. Fl. Pl. Calif. [Jepson] 268 (1923)

= Populus fremontii var. macrodisca Sarg.; J. Arnold Arbor. 1: 62 (1919)

= Populus fremontii var. pubescens Sarg.; Bot. Gaz. 67: 213 (1919)

= Populus fremontii var. thornberi Sarg.; Bot. Gaz. 67: 213 (1919)

= Populus fremontii var. toumeyi Sarg.; Bot. Gaz. 67: 214 (1919)

= Populus macdougalii Rose; Smithsonian Misc. Collect. 61: No. 12 (1913)

= Populus mexicana Sarg.; Silva [Sargent] 14: 73, t. 733 (1902), non Wesm.

= Populus ×canadensis var. fremontii (S.Watson) Kuntze; Revis. Gen. Pl. 2: 643 (1891)

subspecies :

subsp. mesetae Eckenw.; J. Arnold Arbor. 58(3): 201 (1977)

Name: Meseta cottonwood

Distribution: USA (Arizona, Texas); Mexico (Durango, Chihuahua, Coahuila, México State, Nuevo León, Puebla)

76 USA 77 USA 79 MEX

Synonyms: hidden

= Populus deltoides var. mesetae (Eckenw.) Cronquist; Intermount. Fl. [Cronquist et al.] 2(B): 122 (2005)

= Populus fremontii var. mesetae (Eckenw.) Little; Phytologia 42(3): 220 (1979)

species :

Populus gamblei Dode; Nouv. Peupliers Extr.-Orient [1] (1905)

Distribution: N-India (Arunachal Pradesh, Assam, Nagaland, Sikkim, West Bengal)

40 IND

Synonyms: hidden

= Populus gamblei Haines; J. Linn. Soc., Bot. 37: 407 (1906), nom. superfl

species :

Populus girinensis A.K.Skvortsov; China J. 10: 337, f. 7 (1929)

Distribution: China (Heilongjiang, Jilin)

36 CHI

Synonyms: hidden

= Populus girinensis var. ivaschkevitchii Skvortsov; Ill. Fl. Ligneous Pl. N. E. China 551 (1955)

species :

Populus glauca Haines; J. Linn. Soc., Bot. 37: 408 (1906)

Distribution: China (Sichuan, Yunnan); Tibet; Nepal; N-India (Sikkim, West Bengal)

36 CHI TIB 40 IND NEP

Synonyms: hidden

= Populus jacquemontiana var. glauca (Haines) Kimura; Enum. Fl. Pl. Nepal 3: 217 (1982)

= Populus pubescens f. mulleriana (Dode) Jovan. & Tucović; Fl. Srbije 3: 424 (1972)

species :

Populus grandidentata Michx.; Fl. Bor.-Amer. [Michaux] 2: 243 (1803)

Name: Bigtooth aspen

Distribution: Austria [I]; Canada (British Columbia, Manitoba, New Brunswick, Nova Scotia, Ontario, Prince Edward Isl., Québec); USA (Connecticut, District of Columbia, Delaware, Iowa, Illinois, Indiana, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, North Carolina, North Dakota, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Tennessee, Virginia, Vermont, Wisconsin, West Virginia)

11 aut 71 CDN 72 CDN 74 USA 75 USA 78 USA

Synonyms: hidden

= Populus grandidentata f. coelestina Tidestr.; Rhodora 16: 205 (1914)

= Populus grandidentata f. meridionalis Tidestr.; Rhodora 16: 205, fig. 3, 4 (1914)

= Populus grandidentata f. septentrionalis Tidestr.; Rhodora 16: 205 (1914)

= Populus grandidentata var. angustata Vict.; Contr. Lab. Bot. Univ. Montréal 16: 14, fig. 4 (1930)

= Populus grandidentata var. subcordata Vict.; Contr. Lab. Bot. Univ. Montréal 16: 16, fig. 4 (1930)

= Populus tremula subsp. grandidentata (Michx.) Á.Löve & D.Löve; Taxon 31(1): 120 (1982)

species :

Populus guzmanantlensis A.Vázquez & Cuevas; Acta Bot. Mex. 8: 39 (1989)

Distribution: Mexico (Colima, Jalisco)

79 MEX

species :

Populus haoana W.C.Cheng & C.Wang; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 17, t. 1, f. 4-5 (1979)

Distribution: China (NW-Yunnan)

36 CHI

variant :

var. macrocarpa Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 17, pl. 1, f. 4-5 (1979)

Distribution: China (SE-Sichuan, NW-Yunnan)

36 CHI

variant :

var. megaphylla Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 118 (1982)

Distribution: China (S-Yunnan)

36 CHI

variant :

var. microcarpa Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 18 (1979)

Distribution: China (NW-Yunnan)

36 CHI

species :

Populus hastifolia Doweld; Kew Bull. 72(3)-46: 1 (2017), nom. nov.

Distribution: China (W-Sichuan)

36 CHI

Synonyms: hidden

= Populus lancifolia N.Chao; Fl. Sichuan. 3: 285 (1985), nom. illeg.

= Populus kangdingensis var. lancifolia (N.Chao) N.Chao & J.Liu; J. Wuhan Bot. Res. 9(3): 231 (1991)

species :

Populus heterophylla L.; Sp. Pl. [Linnaeus] 2: 1034 (1753)

Name: Swamp cottonwood

Distribution: Canada (Ontario); USA (Alabama, Arkansas, Connecticut, Delaware, District of Columbia, Florida, Georgia, Illinois, Indiana, Kentucky, Louisiana, Maryland, Michigan, Missouri, Mississippi, North Carolina, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Virginia)

72 CDN 74 USA 75 USA 78 USA

Synonyms: hidden

= Aigiros heterophyllos (L.) Raf.; Alsogr. Amer. 42 (1838)

= Populus argentea F.Michx.; Hist. Arbr. Forest. 3: 290 (1812), nom. illeg.

= Populus athemse Foug.; Mém. Agric. Soc. Roy. Agric. Paris 96 (1786)

= Populus carolinensis Foug.; Mém. Agric. Soc. Roy. Agric. Paris 90 (1786), nom. illeg.

= Populus cordifolia Burgsd.; Anl. Erzieh. Holzart. 177 (1787)

= Populus grandifolia Wesm.; Bull. Soc. Roy. Bot. Belgique 26: 375 (1887 publ. 1889), pro syn.

= Populus heterophilla Foug.; Mém. Agric. Soc. Roy. Agric. Paris 96 (1786)

= Populus heterophylla var. argentea Andersson; Prodr. [A.P. de Candolle] 16(2): 326 (1868)

= Populus ×canadensis var. carolinensis Fiori; Iconogr. Fl. Ital., ed. 2: 109 (1921)

species :

Populus hsinganica Z.Wang & A.K.Skvortsov; Ill. Fl. Ligneous Pl. N. E. China 124, pl. 26, f. 1-3, pl. 27, f. 4-6 (1955)

Distribution: China (Hebei, Nei Mongol)

36 CHI

Synonyms: hidden

= Populus cana T.Y.Sun; J. Nanjing Forest. Univ. 1986(4): 111 (1986)

variant :

var. trichorachis Z.F.Chen; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 8(1): 115 (1988)

Distribution: China (Hebei, Nei Mongol)

36 CHI

species :

Populus hyrcana Grossh.; Izv. Akad. Nauk Azerbaidžansk. S.S.R. 5: 73 (1939)

Distribution: Georgia [Caucasus]; Azerbaijan

33 AZE GEO

Remarks: often included in P. alba

species :

Populus ilicifolia (Engl.) Rouleau; Rhodora 47: 362 (1945)

Distribution: Kenya

25 KEN

Synonyms: hidden

= Balsamiflua denhardtiorum (Engl.) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 15: 416 (1940)

= Balsamiflua ilicifolia (Engl.) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 192 (1939)

= Celtis ilicifolia Engl.; Pflanzenw. Ost-Afrikas C 160 (1895)

= Populus denhardtiorum Dode; Bull. Soc. Dendrol. France 152 (1909)

= Populus euphratica subsp. denhardtiorum Engl.; Notizbl. Königl. Bot. Gart. Berlin 2: 218 (1898)

= Tsavo ilicifolia (Engl.) Jarm.; Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 11: 71 (1949)

= Turanga ilicifolia (Engl.) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 387 (1938)

species :

Populus intramongolica T.Y.Sun & E.W.Ma; J. Nanjing Forest. Univ. 1986(4): 109 (1986)

Distribution: China (Hebei, Nei Mongol, Shanxi)

36 CHI

species :

Populus kangdingensis Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 19 (1979)

Distribution: China (W-Sichuan); Tibet

36 CHI TIB

species :

Populus keerqinensis T.Y.Sun; Fl. Intramongol. 1: 277, 177 (1985)

Distribution: China (Nei Mongol)

36 CHI

species :

Populus lasiocarpa Oliv.; Hooker´s Icon. Pl. 20(2): pl. 1943 (1890)

Distribution: China (Guizhou, Hubei, Shaanxi, Sichuan, Yunnan)

36 CHI

Synonyms: hidden

= Populus lasiocarpa var. longiamenta P.I.Mao & P.X.He; Bull. Bot. Res., Harbin 6(2): 79 (1986)

= Populus lasiocarpa var. psiloclada N.Chao & J.Liu; J. Wuhan Bot. Res. 9(3): 233 (1991)

= Populus lasiocarpa var. yiliangensis N.Chao & J.Liu; J. Wuhan Bot. Res. 9(3): 233 (1991)

species :

Populus laurifolia Ledeb.; Fl. Altaic. [Ledebour] 4: 297-298 (1833)

Distribution: Siberia (Altai, W-Siberia); Kazakhstan; China (Xinjiang); Mongolia

30 SIB 32 KAZ 36 CHI 37 MON

Synonyms: hidden

= Populus crispa Dippel; Handb. Laubholzk. 2: 209 (1892)

= Populus laurifolia f. lindleyana (Carrière) Rehder; Bibl. Cult. Trees 69 (1949)

= Populus lindleyana Carrière; Rev. Hort. (Paris) 39: 380 (1867)

= Populus pilosa Rehder; Amer. Mus. Novit. 1: 292, f. 1 (1927)

= Populus pilosa var. leiocarpa Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 116 (1982)

species :

Populus liaotungensis Z.Wang & A.K.Skvortsov; Ill. Fl. Ligneous Pl. N. E. China 119, pl. 19, f. 1-4, pl. 22, f. 40 (1955)

Distribution: China (Hebei, Liaoning, Nei Mongol)

36 CHI

Synonyms: hidden

= Populus simonii f. liaotungensis (Z.Wang & A.K.Skvortsov) Kitag.; Neolin. Fl. Manshur. 203 (1979)

= Populus simonii var. breviamenta T.Y.Sun; J. Nanjing Forest. Univ. 1986(4): 116 (1986)

= Populus simonii var. liaotungensis (Z.Wang & A.K.Skvortsov) Z.Wang & S.L.Tung; Fl. Reipubl. Popularis Sin. 20(2): 27, t. 6: 8 (1984)

species :

Populus luziarum A.Vázquez, Muñiz-Castro & Padilla-Lepe; Phytotaxa 328(3): 245 (2017)

Distribution: Mexico (Jalisco)

79 MEX

species :

Populus macrocarpa (Schrenk) Pavlov & Lipsch. ex Pavlov; Fl. Kazakhst. 3: 45 (1960)

Distribution: Kazakhstan; Uzbekistan; Kyrgyzstan; Tajikistan; Afghanistan (Kunar / Nuristan, Badakshan); China (Nei Mongol, Xinjiang); Mongolia

32 KAZ KGZ TZK UZB 34 AFG 36 CHI 37 MON

Synonyms: hidden

= Populus densa Kom.; Bot. Zhurn. S.S.S.R. 19: 510 (1934)

= Populus kanjilaliana Dode; Bull. Soc. Hist. Nat. Autun 18: 218 (1905) nom. ambig.

= Populus pamirica var. akqiensis Chang Y.Yang; Fl. Xinjiangensis 1: 305 (1992 publ. 1993)

= Populus simonii var. manshurica (Nakai) Kitag.; Neolin. Fl. Manshur. 203 (1979)

= Populus suaveolens var. macrocarpa Schrenk; Enum. Pl. Nov. [Fischer & Meyer] 2: 16 (1842)

= Populus talassica Kom.; Bot. Zhurn. S.S.S.R. 19: 509 (1934)

= Populus talassica var. cordata Chang Y.Yang; Fl. Xinjiangensis 1: 305 (1992 publ. 1993)

= Populus talassica var. tomortensis Chang Y.Yang; Fl. Xinjiangensis 1: 305 (1992 publ. 1993)

species :

Populus mainlingensis Z.Wang & S.L.Tung; Acta Phytotax. Sin. 17(4): 102, pl. 2, f. 1-2 (1979)

Distribution: Tibet

36 TIB

species :

Populus mandschurica Nakai; J. Pharm. Soc. Japan 4: 513 (1924), et Rep. First Sci. Exped. Manchoukuo 4(4): 73 (1936)

Distribution: China (W-Liaoning, E-Nei Mongol)

36 CHI

Synonyms: hidden

= Populus simonii var. mandshurica (Nakai) Kitag.; Neolin. Fl. Manshur. 203 (1979)

species :

Populus mexicana Wesm.; Prodr. [A.P. de Candolle] 16(2): 328 (1868)

subspecies :

subsp. mexicana

Distribution: Mexico (Chiapas, Coahuila, Durango, Hidalgo, Jalisco, Nuevo Leon, Oaxaca, Puebla, Queretaro, San Luis Potosi, Sinaloa, Sonora, Tamaulipas, Veracruz, Zacatecas)

79 MEX

Synonyms: hidden

= Balsamiflua mexicana (Wesm.) N.Chao & G.T.Gong; J. Sichuan Forest. Sci. Technol. 18(2): 3 (1997)

subspecies :

subsp. dimorpha (Brandegee) Eckenw.; J. Arnold Arbor. 58(3): 197 (1977)

Distribution: Mexico (Sonora, etc.)

79 MEX

Synonyms: hidden

= Balsamiflua mexicana subsp. dimorpha (Brandegee) N.Chao & G.T.Gong; J. Sichuan Forest. Sci. Technol. 18(2): 4 (1997)

= Populus dimorpha Brandegee; Zoe 5: 197 (1905)

species :

Populus minhoensis S.F.Yang & H.F.Wu; Fl. Xylophyta Qinghai 77 (1987)

Distribution: China (E-Qinghai)

36 CHI

species :

Populus nakaii A.K.Skvortsov; China J. 10: 336, f. 6 (1929)

Distribution: China (Hebei, Heilongjiang, Jilin, Liaoning)

36 CHI

species :

Populus neimongolica Doweld; Kew Bull. 72(3)-46: 2 (2017), nom. nov.

Distribution: China (Hebei, Nei Mongol, N-Shanxi)

36 CHI

Synonyms: hidden

= Populus platyphylla T.Y.Sun; Fl. Intramongol. 1: 277, 172 (1985), nom. illeg.

= Populus platyphylla var. flaviflora T.Y.Sun; J. Nanjing Forest. Univ. 1986(4): 114 (1986)

= Populus platyphylla var. glauca T.Y.Sun & Z.F.Chen; J. Nanjing Forest. Univ. 1986(4): 115 (1986)

species :

Populus nigra L.; Sp. Pl. [Linnaeus] 2: 1034 (1753)

Name: Schwarz-Pappel (DE); Black Poplar (EN)

Distribution: Denmark [I]; Netherlands; Belgium [I]; Germany (Brandenburg, Berlin, Baden-Württemberg, Bayern, Hessen, Hamburg, Mecklenburg-Vorpommern, Niedersachsen, Nordrhein-Westfalen, Rheinland-Pfalz, Schleswig-Holstein, +Saarland, Sachsen, Sachsen-Anhalt, Thüringen); Switzerland; Liechtenstein; Austria; Poland; Czech Republic; Slovakia; Hungary; Portugal [I]; Spain [I]; Andorra [I]; Channel Isl. [I]; Corsica [I]; Sardinia [I]; Italy; Sicily [I]; San Marino; Slovenia; Croatia; Bosnia & Hercegovina; Montenegro; Serbia; Kosovo; North Macedonia; Albania; Romania; Bulgaria; European Turkey; Greece (scattered mainland, rare islands); Crete; Estonia [I]; Latvia [I]; Lithuania [I]; Belarus; C-European Russia; E-European Russia; European Russia [I]; Moldova; Ukraine; Crimea; Morocco; Algeria; Tunisia; Libya; Madeira [I] (Madeira Isl. [I]); Canary Isl. [I] (Gran Canaria [I]); Siberia (Altai, Krasnoyarsk, W-Siberia); Kazakhstan; Turkmenistan; Uzbekistan; Northern Caucasus; Georgia [Caucasus]; Armenia; Azerbaijan; East Aegaean Isl. (Lesvos, Ikaria, Samos, Tilos, Rhodos); Turkey (E-Anatolia, N-Anatolia, NW-Anatolia: Bithynia, S-Anatolia, SSW-Anatolia); Iran (EC-Iran, N-Iran, Iranian Aserbaijan, S-Iran); China (Xinjiang); South Korea [I]; Taiwan [I]; Bhutan [I]; NW-India [I]; Myanmar [I]; Australia [I] (Queensland [I], New South Wales [I], Victoria [I], Tasmania [I]); New Zealand [I]; Canada [I] (British Columbia [I], Nova Scotia [I], Ontario [I], Prince Edward Isl. [I], Québec [I]); USA [I] (Alabama [I], Arkansas [I], Arizona [I], California [I], Colorado [I], Connecticut [I], District of Columbia [I], Delaware [I], Florida [I], Georgia [I], Iowa [I], Illinois [I], Indiana [I], Kansas [I], Kentucky [I], Louisiana [I], Massachusetts [I], Maryland [I], Maine [I], Michigan [I], Minnesota [I], Missouri [I], Mississippi [I], North Carolina [I], North Dakota [I], Nebraska [I], New Hampshire [I], New Jersey [I], New Mexico [I], Nevada [I], New York [I], Ohio [I], Oklahoma [I], Oregon [I], Pennsylvania [I], Rhode Island [I], South Carolina [I], South Dakota [I], Tennessee [I], Texas [I], Utah [I], Virginia [I], Vermont [I], Washington State [I], Wisconsin [I], West Virginia [I], Wyoming [I]); Mexico [I]; Hispaniola [I]; Colombia [I]; Bolivia [I]; Argentina [I]; Chile [I] (Biobío [I])

10 den 11 AUT bgm CZE GER HUN LIE NET POL SLO SWI 12 ado cis cor por sar spa 13 ALB BIH BUL CRO GRC ITA KOS KRI MNT NMA ROM sic SLV SMA SRB TUE 14 BLR est KRY lat lit MLD RUS UKR 20 ALG LBY MOR TUN 21 cny mdr 30 SIB 32 KAZ TKM UZB 33 ARM AZE GEO NCS 34 EAI IRN TUR 36 CHI 38 kor tai 40 bhu ind 41 mya 50 aus 51 nzl 71 cdn 72 cdn 73 usa 74 usa 75 usa 76 usa 77 usa 78 usa 79 mex 81 his 82 clm 83 bol 85 arg cle

Remarks: native area uncertain, mostly planted

Synonyms: hidden

= Aigiros nigra (L.) Nieuwl.; Amer. Midl. Naturalist 1914 3: 222 (1914)

= Populus alba var. croatica (Waldst. & Kit. ex Besser) Wesm.; Prodr. [A.P. de Candolle] 16(2): 324 (1868)

= Populus bethmontiana Dode; Extr. Monogr. Ined. Populus 52 (1905)

= Populus charkowiensis R.I.Schröd.; Möller´s Deutsche Gärtn.-Zeitung 17: 393 (1902)

= Populus croatica Waldst. & Kit. ex Besser; Flora 15(1. Beibl.): 14 (1832)

= Populus elaverensis Dode; Extr. Monogr. Ined. Populus 49 (1905)

= Populus fastigiata Foug.; Mém. Agric. Soc. Roy. Agric. Paris 82 (1786)

= Populus flexibilis Rozier; Cours Compl. Agric. 7: 618 (1786)

= Populus flexilis K.Koch; Dendrologie 2(1): 491 (1869)

= Populus gracilis Grossh.; Izv. Akad. Nauk Azerbaidžansk. S.S.R. 6: 66 (1940)

= Populus helvetica Poederlé; Man. Arboriste Belg., ed. 3, 2: 148 (1792)

= Populus hudsoniana Desf.; Tabl. École Bot., ed. 2: 243 (1815)

= Populus hudsonica F.Michx.; Hist. Arbr. Forest. 3: 290 (1813)

= Populus lombardica Link; Handbuch [Link] 2: 456 (1831)

= Populus nigra f. grandifolia N.Janjić; Glasn. Zemaljsk. Muz. Bosne Hercegovine Sarajevu Prír. Nauke, n. s. 23: 271 (1984)

= Populus nigra f. parvifolia N.Janjić; Glasn. Zemaljsk. Muz. Bosne Hercegovine Sarajevu Prír. Nauke, n. s. 23: 272 (1984)

= Populus nigra f. pseudocaudina N.Janjić; Glasn. Zemaljsk. Muz. Bosne Hercegovine Sarajevu Prír. Nauke, n. s. 23: 271 (1984)

= Populus nigra f. torulosa N.Janjić; Glasn. Zemaljsk. Muz. Bosne Hercegovine Sarajevu Prír. Nauke, n. s. 23: 271 (1984)

= Populus nigra var. charkowiensis (R.I.Schröd.) Hyl.; Nordisk Karlvaxtfl. 2: 387 (1966)

= Populus nigra var. flexilis Mérat; Nouv. Fl. Env. Paris 400 (1812)

= Populus nigra var. grandifolia N.Janjić; Glasn. Zemaljsk. Muz. Bosne Hercegovine Sarajevu Prír. Nauke, n. s. 23: 270 (1984)

= Populus nigra var. helvetica (Poederlé) Poir.; Encycl. [J.Lamarck et al.] 5: 234 (1804)

= Populus nigra var. hudsonica C.K.Schneid.; Ill. Handb. Laubholzk. [C.K.Schneider] 1: 5 (1904)

= Populus nigra var. narentana N.Janjić; Glasn. Zemaljsk. Muz. Bosne Hercegovine Sarajevu Prír. Nauke, n. s. 23: 272 (1984)

= Populus nigra var. pendula (Mill.) Jovan. & Tucović; Fl. Srbije 3: 418 (1972)

= Populus nigra var. vistulensis (Dode) Jovan. & Tucović; Fl. Srbije 3: 418 (1972)

= Populus nolestii Dippel; Handb. Laubholzk. 2: 199 (1892)

= Populus padensis J.Gordon, Dermer & R.Edmonds; Cat. Trees Shrubs 22 (1782)

= Populus pannonica Kit. ex Besser; Enum. Pl. [Besser] 38 (1822)

= Populus polonica Loudon; Encycl. Trees Shrubs 824 (1842)

= Populus pubescens var. pendula (Tucović) Jovan. & Tucović; Fl. Srbije 3: 424 (1972)

= Populus rubra Poir.; Encycl. [J.Lamarck et al.] 5: 239 (1804)

= Populus salicifolia Lodd. ex Loudon; Arbor. Frutic. Brit. 3: 1652 (1838)

= Populus versicolor Salisb.; Prodr. Stirp. Chap. Allerton 395 (1796)

= Populus viminea Dum.Cours.; Bot. Cult., ed. 2, 6: 401 (1811)

= Populus viridis Lodd. ex Loudon; Arbor. Frutic. Brit. 3: 1652 (1838)

= Populus vistulensis Loudon; Encycl. Trees Shrubs 824 (1842)

= Populus ×canadensis var. petrowskiana R.I.Schröd. ex Regel; Rusk. Dendrol., ed. 2: 149 (1889)

= Populus ×petrowskiana Schröd. ex Dippel; Handb. Laubholzk. 2: 200 (1892), Koehne, Deutsche Dendrol. 82 (1893)

variant :

var. afghanica Aitch. & Hemsl.; J. Linn. Soc., Bot. 18: 96 (1880)

Distribution: Uzbekistan; Kyrgyzstan; Tajikistan; Iran (S-Iran, SW-Iran); Afghanistan (Wakhan, Kabul, Wardak, Parwan, Ghazni); China (Xinjiang); Pakistan (Waziristan, Kurram)

32 KGZ TZK UZB 34 AFG IRN 36 CHI 40 PAK

Synonyms: hidden

= Populus afghanica var. cuneata Z.Wang & Chang Y.Yang; Claves Pl. Xinjiang. 2: 28 (1982), without latin descr. or type, et Fl. Xinjiangensis 1: 306 (1992 publ. 1993)

= Populus afghanica (Aitch. & Hemsl.) C.K.Schneid.; Pl. Wilson. [Sargent] 3: 36 (1916)

variant :

var. betulifolia (Pursh) Torr.; Fl. New York 2: 216 (1843)

Name: Black Poplar (EN)

Distribution: England (England, Wales, Scotland); Ireland (Ireland, Northern Ireland); Belgium; Germany [I]; Switzerland [I]; Portugal [I]; Spain; France; Channel Isl. (Alderney, Sark, Jersey); Corsica; Sardinia; Italy

10 GRB IRE 11 BGM ger swi 12 CIS COR FRA por SAR SPA 13 ITA

Remarks: status and native area uncertain

Synonyms: hidden

= Populus betulifolia Pursh; Fl. Amer. Sept. [Pursh] 2: 619 (1813 publ. 1814)

= Populus nigra subsp. betulifolia (Pursh) Wettst.; Schriftenreihe Österr. Ges. Holzf. 1952: 5 (1952)

= Populus nigra subsp. betulifolia (Pursh) W.Wettst. ex Buttler & Hand; Kochia 2: 46 (2007)

variant :

var. caudina (Ten.) Nyman; Consp. Fl. Eur. 664 (1881)

Distribution: Spain; France; Corsica; Sardinia; Italy; Slovenia; Croatia; Albania; Greece

12 COR FRA SAR SPA 13 ALB CRO GRC ITA SLV

Synonyms: hidden

= Populus caudina Ten.; Fl. Napol. 5: 280 (1836)

= Populus nigra subsp. caudina (Ten.) Bugała; Arbor. Kórnickie 12: 146 (1967)

= Populus pubescens var. caudina (Ten.) Jovan. & Tucović; Fl. Srbije 3: 422 (1972)

variant :

var. italica (Moench) Koehne; Deut. Dendrol. 81 (1893)

Name: Pyramiden-Pappel (DE); Lombardy Poplar (EN)

Distribution: Europe [I]; England [I] (England [I], Wales [I], Scotland [I]); Ireland [I] (Ireland [I], Northern Ireland [I]); Channel Isl. [I] (Jersey [I]); France [I]; Germany [I]; European Russia [I]; South Africa [I]; Lesotho [I]; Northern Caucasus [I]; China (Fujian, Hebei, Jiangsu, Liaoning, Nei Mongol, Shaanxi, Sichuan); Japan [I]; Ryukyu Isl. [I]; Pakistan [I]; Australia [I] (Victoria [I])

10 grb ire 11 ger 12 cis fra 14 rus 27 les saf 33 ncs 36 CHI 38 jap nns 40 pak 50 aus

Synonyms: hidden

= Populus dilatata Aiton; Hort. Kew. [W.Aiton] 3: 406 (1789)

= Populus dilatata var. neapolitana Ten.; Syll. Pl. Fl. Neapol. 481 (1831)

= Populus fastigiata Poir.; Encycl. [J.Lamarck et al.] 5: 235 (1804)

= Populus italica (Münchh.) Moench; Harbk. Baumz. 2: 141 (1772)

= Populus neapolitana (Ten.) Ten.; Fl. Napol. 5: 279 (1836)

= Populus nigra f. italica (Münchh.) A.Andersen; Bot. Tidsskr. 30: 405 (1910)

= Populus nigra f. italica (Münchh.) C.W.Christ.; Fl. Kiel [J. A. Christiansen et al.] 91 (1922), isonym

= Populus nigra subsp. italica (Münchh.) Asch. & Graebn.; Syn. Mitteleur. Fl. [Ascherson & Graebner] 4: 41 (1908)

= Populus nigra subsp. neapolitana (Ten.) Asch. & Graebn.; Syn. Mitteleur. Fl. [Ascherson & Graebner] 4: 36 (1908)

= Populus nigra subsp. neapolitana (Ten.) Maire; Cat. Pl. Maroc 2: 161 (1932), isonym

= Populus nigra subsp. pyramidalis (Rozier) Čelak.; Arch. Naturwiss. Landesdurchf. Böhmen 2(2) (Prodr. Fl. Böhmen 2): 143 (1871)

= Populus nigra var. dilatata (Aiton) Merrem; Handb. Pflanzenk. [Merrem] 464 (1809)

= Populus nigra var. elegans L.H.Bailey; Cornell Univ. Agric. Exp. Sta. Bull.: f. 1f (1894)

= Populus nigra var. italica Du Roi; Harbk. Baumz., ed. 2: 141 (1772)

= Populus nigra var. italica Münchh.; Hausvater 2: 230 (1770)

= Populus nigra var. neapolitana (Ten.) Nyman; Consp. Fl. Eur. 664 (1881)

= Populus nigra var. pyramidalis (Rozier) Spach; Ann. Sci. Nat., Bot., Sér. 2, 15: 31 (1841)

= Populus pyramidalis Rozier; Cours Compl. Agric. 7: 617 (1786)

= Populus pyramidalis Salisb.; Prodr. Stirp. Chap. Allerton 395 (1796), nom. illeg.

= Populus pyramidata Moench; Methodus [Moench] 338 (1794), nom. illeg.

variant :

var. sosnowskyi (Grossh.) Makaschv.; Fl. Gruzii, ed. 2, 3: 241 (1975)

Distribution: Georgia [Caucasus]; Azerbaijan

33 AZE GEO

Synonyms: hidden

= Populus sosnowskyi Grossh.; Zametki Syst. Geogr. Rast. 10: 2 (1941)

variant :

var. thevestina (Dode) Bean; Trees & Shrubs Brit. Isles 2: 217 (1914)

Distribution: China (Hebei, Liaoning, Nei Mongol, Shaanxi, Yunnan)

36 CHI

Synonyms: hidden

= Populus nigra subsp. thevestina (Dode) Maire; Cat. Pl. Maroc 2: 161 (1932)

= Populus thevestina Dode; Bull. Soc. Hist. Nat. Autun 18: 210, pl. 12, f. 30 (1905)

species :

Populus ningshanica Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 19-20 (1979)

Distribution: China (Hubei, Shaanxi)

36 CHI

species :

Populus pamirica Kom.; Bot. Zhurn. S.S.S.R. 19: 510, f. 3 (1934)

Distribution: Tajikistan; Afghanistan (Badakshan, Wakhan, Kunar / Nuristan, Wardak, Parwan, Takhar); China (Xinjiang); Pakistan (Pamirs, Waziristan, Chitral, Swat, Hindukush, Karakorum)

32 TZK 34 AFG 36 CHI 40 PAK

species :

Populus primaveralepensis A.Vázquez, Muñiz-Castro & Zuno; Eur. J. Taxon. 498: 5 (2019)

Distribution: Mexico (Jalisco)

79 MEX

species :

Populus pruinosa Schrenk; Bull. Cl. Phys.-Math. Acad. Imp. Sci. St.-Pétersbourg 3: 210 (1845)

Distribution: Kazakhstan; Turkmenistan; Uzbekistan; Kyrgyzstan; Tajikistan; Afghanistan (Baghlan, Bamyan, Jawzjan / Sar-e-Pol); China (Xinjiang)

32 KAZ KGZ TKM TZK UZB 34 AFG 36 CHI

Synonyms: hidden

= Balsamiflua euphratica f. pruinosa (Schrenk) N.Chao & Y.Liu; Sichuan Forest. Sci. Technol. 18(2): 3 (1997)

= Balsamiflua pruinosa (Schrenk) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 14: 193 (1939)

= Populus euphratica f. pruinosa (Schrenk) Nevski

= Turanga pruinosa (Schrenk) Kimura; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 13: 388 (1938)

species :

Populus pseudoglauca Z.Wang & P.Y.Fu; Acta Phytotax. Sin. 12(2): 191-192, pl. 49, f. 1 (1974)

Distribution: China (Sichuan, NW-Yunnan); Tibet

36 CHI TIB

species :

Populus pseudomaximowiczii Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 20-21, pl. 2 (1979)

Distribution: China (Hebei, Shaanxi)

36 CHI

Synonyms: hidden

= Populus pseudomaximowiczii f. glabrata Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 21 (1979)

= Populus honanensis var. cordata T.B.Chao; J. Henan Agric. Coll. 1980(2): 4 (1980)

species :

Populus pseudosimonii Kitag.; Bull. Inst. Sci. Res. Manchoukuo 3: 601 (1939)

Distribution: China (Gansu, Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol, Qinghai, Shaanxi, Shanxi, Sichuan)

36 CHI

Synonyms: hidden

= Populus pseudosimonii f. bisexualis C.F.Fang & H.L.Yang; J. NorthW. Normal Univ., Nat. Sci. 29(2): 87 (1993)

variant :

var. patula T.Y.Sun; J. Nanjing Inst. Forest. 4: 113 (1986)

Distribution: China (Nei Mongol)

36 CHI

species :

Populus qamdoensis Z.Wang & S.L.Tung; Acta Phytotax. Sin. 17(4): 101-102, t. 1 (1979)

Distribution: Tibet

36 TIB

species :

Populus qiongdaoensis T.Hong & P.Luo; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 7(3): 67 (1987)

Distribution: China (Hainan)

36 CHI

Synonyms: hidden

= Populus gamblei var. qiongdaoensis (T.Hong & P.Luo) N.Chao & J.K.Liu; Guihaia 13(4): 355 (1993)

species :

Populus rockii (Rehder) H.L.Yang; Fl. Gansu 2: 66 (2005)

Distribution: China (SE-Gansu)

36 CHI

Synonyms: hidden

= Populus szechuanica var. rockii Rehder; J. Arnold Arbor. 13(4): 386-387 (1932)

= Populus purdomii var. rockii (Rehder) C.F.Fang & H.L.Yang; Fl. Reipubl. Popularis Sin. 20(2): 34 (1984)

species :

Populus rotundifolia Griff.; Not. Pl. Asiat. 4: 382 (1854)

Distribution: Bhutan

40 BHU

Remarks: close to P. tremula and possibly to be included there as eastern subspecies

Synonyms: hidden

= Populus microcarpa Hook.f. & Thomson ex Hook.f.; Fl. Brit. India [J.D.Hooker] 5: 639 (1888)

variant :

var. bonatii (H.Lév.) Z.Wang & S.L.Tung; Fl. Reipubl. Popularis Sin. 20(2): 15-16 (1984)

Distribution: China (Sichuan, Yunnan)

36 CHI

Synonyms: hidden

= Populus bonatii H.Lév.; Monde Pl. 12: 9 (1910)

variant :

var. duclouxiana (Dode) Gombócz; Math. Term. Közlem. 30: 130 (1908)

Distribution: China (Gansu, Guizhou, Shaanxi, Sichuan, Yunnan); Tibet

36 CHI TIB

Synonyms: hidden

= Populus duclouxiana Dode; Nouv. Peupliers Extr.-Orient (1-2) (1905)

species :

Populus schneideri (Rehder) N.Chao; Fl. Sichuan. 3: 50 (1985)

Distribution: China (Sichuan, Yunnan); Tibet

36 CHI TIB

Synonyms: hidden

= Populus cathayana var. schneideri Rehder; J. Arnold Arbor. 12: 63 (1931)

= Populus kangdingensis var. schneideri (Rehder) N.Chao & J.Liu; J. Wuhan Bot. Res. 9(3): 230 (1991)

species :

Populus shanxiensis Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 105-106 (1982)

Distribution: China (W-Shanxi)

36 CHI

Remarks: probably a hybrid P. cathayana x tomentosa

species :

Populus sieboldii Miq.; Ann. Mus. Bot. Lugduno-Batavi 3: 29 (1867)

Distribution: South Korea [I]; Japan (Hokkaido, Honshu, Shikoku, Kyushu)

38 JAP kor

Remarks: close to P. tremula and possibly to be included there as eastern subspecies

Synonyms: hidden

= Populus tremula var. sieboldii (Miq.) H.Ohashi; Sci. Rep. Tohoku Imp. Univ., Ser. 4, Biol. 40(4): 280 (2001), isonym

= Populus tremula var. sieboldii Kudô; Rep. Veg. N. Saghalien 97 (1924), pro syn.

= Populus tremuloides var. sieboldii (Miq.) Schelle; Handb. Laubholzben. [Beissner et al.] 14 (1903)

species :

Populus simaroa Rzed.; Bol. Soc. Bot. México 35: 37 (1975)

Distribution: Mexico (Guerrero, Jalisco, Mexico State, Michoacan, Oaxaca)

79 MEX

species :

Populus simonii Carrière; Rev. Hort. (Paris) 1867: 360 (1867)

Distribution: Netherlands [I]; Germany [I]; Austria [I]; Slovakia [I]; Hungary [I]; France [I]; Romania [I]; European Russia [I]; Russian Far East [I] (Primorye [I]); Kazakhstan [I]; Tajikistan [I]; Northern Caucasus [I]; China (Hebei, Heilongjiang, Jiangsu, Jilin, Liaoning, Nei Mongol, Qinghai, Shaanxi, Shanxi, Sichuan, Zhejiang); Mongolia; North Korea; South Korea; Taiwan [I]

11 aut ger hun net slo 12 fra 13 rom 14 rus 31 rfe 32 kaz tzk 33 ncs 36 CHI 37 MON 38 KOR NKO tai

Synonyms: hidden

= Populus balsamifera var. simonii (Carrière) Wesm.; Bull. Soc. Roy. Bot. Belgique 26: 378 (1887)

= Populus laurifolia var. simonii (Carrière) Regel; Rusk. Dendrol., ed. 2: 152 (1883)

= Populus simonii f. brachychaeta P.Yu & C.F.Fang; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4(1): 123 (1984)

= Populus simonii f. fastigiata C.K.Schneid.; Pl. Wilson. [Sargent] 3: 22 (1916)

= Populus simonii f. pendula C.K.Schneid.; Pl. Wilson. [Sargent] 3: 22 (1916)

= Populus simonii f. rhombifolia (Kitag.) Z.Wang & S.L.Tung; Fl. Reipubl. Popularis Sin. 20(2): 27 (1984)

= Populus simonii f. robusta Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 2(2): 117 (1982)

= Populus simonii var. dunhuangensis H.L.Yang & C.F.Fang; J. NorthW. Normal Univ., Nat. Sci. 29(2): 86 (1993)

= Populus simonii var. griseoalba T.Y.Sun; J. Nanjing Forest. Univ. 4: 116 (1986)

= Populus simonii var. latifolia Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 116 (1982)

= Populus simonii var. luoningensis T.B.Chao; Fl. Henan 1: 186 (1981):

= Populus simonii var. ovata T.Y.Sun; J. Nanjing Forest. Univ. 1986(4): 115 (1986 publ. 1986)

= Populus simonii var. rhombifolia Kitag.; Rep. Inst. Sci. Res. Manchoukuo 3: 158 (1939)

= Populus simonii var. rotundifolia X.C.Lu ex Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 116 (1982)

= Populus simonii var. tsinlingensis Z.Wang & C.Y.Yu; Fl. Tsinling. 1(2): 23, 597 (1974)

variant :

var. przewalskii (Maxim.) H.L.Yang; Fl. Desert. Reipubl. Popul. Sin. 1: 261 (1985)

Distribution: China (Gansu, Nei Mongol, Qinghai, Sichuan)

36 CHI

Synonyms: hidden

= Populus przewalskii f. microphylla Gombócz; Math. Term. Közlem. 30: 102 (1908)

= Populus przewalskii f. pendula H.L.Yang; Fl. Gansu 2: 563 (61) (2005)

= Populus przewalskii Maxim.; Bull. Acad. Imp. Sci. St.-Pétersbourg, Sér. 3, 27: 540 (1882)

= Populus simonii f. przewalskii (Maxim.) Rehder; J. Arnold Arbor. 12: 66 (1931)

= Populus suaveolens var. przewalskii (Maxim.) C.K.Schneid.; Pl. Wilson. [Sargent] 3: 32 (1916)

species :

Populus suaveolens Fisch.; Allg. Gartenzeitung [Otto & Dietrich] 9: 404 (1841)

subspecies :

subsp. suaveolens

Distribution: Estonia [I]; Siberia (Altai, Buryatia, Chita, Irkutsk, Krasnoyarsk, Tuva, W-Siberia, Yakutia); Russian Far East (Amur, Kamchatka, Khabarovsk, Kuril Isl., Magadan, Primorye, Sakhalin); China (Nei Mongol, Shaanxi, E-Heilongjiang, E-Jilin, E-Liaoning); Mongolia; North Korea; South Korea

14 est 30 SIB 31 RFE 36 CHI 37 MON 38 KOR NKO

Remarks: P. koreana is treated as valid species in Flora of China

Synonyms: hidden

= Populus balsamifera var. suaveolens (Fisch. ex Poit. & A.Vilm.) Kuntze; Revis. Gen. Pl. 2: 642 (1891)

= Populus koreana Rehder; J. Arnold Arbor. 3(4): 226-227 (1922)

= Populus maximowiczii var. barbinervis Nakai; Fl. Sylv. Kor. 18: 201 (1930)

= Populus pseudobalsamifera Turcz.; Bull. Soc. Imp. Naturalistes Moscou 11: 101 (1838), nomen

= Populus suaveolens f. angustifolia Regel; Mém. Acad. Imp. Sci. St.-Pétersbourg, Sér. 7, 4(4): 132 (1861)

= Populus suaveolens f. latifolia Regel; Mém. Acad. Imp. Sci. St.-Pétersbourg, Sér. 7, 4(4): 132 (1861)

= Populus suaveolens f. pyramidalis (Regel) Rehder; Bibl. Cult. Trees 69 (1949)

= Populus suaveolens var. latifolia Gombócz; Math. Term. Közlem. 30: 112 (1908)

= Populus suaveolens var. pyramidalis Regel; Rusk. Dendrol. 96 (1870)

= Populus ussuriensis Kom.; Bot. Zhurn. S.S.S.R. 19: 510 (1934)

= Populus vetla R.I.Schröd.; Russk. Ogorod, ed. 2: 573 (1881)

= Populus vetla Wolkenst.; Gard. Chron., n. s. 18: 108 (1882), nomen

form :

f. baicalensis (Kom.) I.V.Belyaeva & Kovt.; Skvortsovia 2(2): 130 (2015)

Distribution: Siberia (Buryatia, Irkutsk)

30 SIB

Synonyms: hidden

= Populus baicalensis Kom.; Bot. Zhurn. S.S.S.R. 19: 511 (1934)

= Populus suaveolens subsp. baicalensis (Kom.) T.V.Egorova & Sipliv.; Novosti Sist. Vyssh. Rast. 6: 235 (1969 publ. 1970)

= Populus suaveolens var. baicalensis (Kom.) Popov; Konspekt Fl. Pober. Baikal 214 (1966), no basionym ref.

subspecies :

subsp. maximowiczii (A.Henry) Tatew.; Trans. Sapporo Nat. Hist. Soc. 16: 78 (1940)

Distribution: China (Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol, Shaanxi); Japan (Hokkaido, Honshu); Taiwan [I]

36 CHI 38 JAP tai

Synonyms: hidden

= Populus maximowiczii A.Henry; Gard. Chron., Ser. 3, 53: 198 (1913)

= Populus komarovii J.J.Vassil. ex Vorosch.; Byull. Glavn. Bot. Sada 60: 36 (1965)

= Populus oliuboi Kitag.; Lin. Fl. Manshur. 157 (1939)

species :

Populus szechuanica C.K.Schneid.; Pl. Wilson. [Sargent] 3(1): 20-21 (1916)

Distribution: China (Gansu, Shaanxi, Sichuan, Yunnan); NW-India [I]

36 CHI 40 ind

Synonyms: hidden

= Populus violascens Dode; Bull. Soc. Dendrol. France 1921: 31 (1921)

species :

Populus tremula L.; Sp. Pl. [Linnaeus] 2: 1034 (1753)

Name: Zitter-Pappel, Espe (DE), Aspen (EN)

Distribution: Iceland; England (England, Wales, Isle of Man, Scotland, Outer Hebrides, Orkney Isl., Shetland Isl., Isles of Scilly); Ireland (Ireland, Northern Ireland); Denmark; Norway; Sweden; Finland; Netherlands; Belgium; Luxembourg; Germany (Brandenburg, Berlin, Baden-Württemberg, Bayern, Hessen, Hamburg, Mecklenburg-Vorpommern, Niedersachsen, Nordrhein-Westfalen, Rheinland-Pfalz, Schleswig-Holstein, Saarland, Sachsen, Sachsen-Anhalt, Thüringen); Switzerland; Liechtenstein; Austria; Poland; Czech Republic; Slovakia; Hungary; Portugal; Spain; Andorra; France; Channel Isl. (Alderney, Guernsey, Jersey, Sark); Corsica; Sardinia; Italy; San Marino [I]; Slovenia; Croatia; Bosnia & Hercegovina; Montenegro; Serbia; Kosovo; North Macedonia; Albania; Romania; Bulgaria; European Turkey; Greece (scattered N- & C-Greece, rare Peloponnisos, Thasos, Kerkyra, Limnos, Evvoia); Estonia; Latvia; Lithuania; Belarus; C-European Russia; E-European Russia; N-European Russia; W-European Russia; Moldova; Ukraine; Crimea; Algeria; Siberia (Altai, Krasnoyarsk, W-Siberia); Russian Far East (Kamchatka, Kuril Isl., Primorye); Kazakhstan; Tajikistan [I]; Northern Caucasus; Georgia [Caucasus]; Armenia; Azerbaijan; Turkey (E-Anatolia, Inner Anatolia, NE-Anatolia, NW-Anatolia: Bithynia); Turkey (N-Anatolia, SE-Anatolia, SSW-Anatolia, W-Anatolia, WN-Anatolia); Lebanon (Antilebanon); China (Xinjiang); Mongolia; Nepal [I]; New Zealand [I]; USA [I] (Massachusetts [I], Missouri [I])

10 DEN FIN GRB ICE IRE NOR SWE 11 AUT BGM CZE GER HUN LIE LUX NET POL SLO SWI 12 ADO CIS COR FRA POR SAR SPA 13 ALB BIH BUL CRO GRC ITA KOS MNT NMA ROM SLV sma SRB TUE 14 BLR EST KRY LAT LIT MLD RUS UKR 20 ALG 30 SIB 31 RFE 32 KAZ tzk 33 ARM AZE GEO NCS 34 LEB TUR 36 CHI 37 MON 40 nep 51 nzl 75 usa

Synonyms: hidden

= Populus australis Ten.; Index Sem. (Naples, Neapolitano) 1830: 15 (1830)

= Populus cilicica Kotschy ex Wesm.; Prodr. [A.P. de Candolle] 16(2.2): 325 (1868)

= Populus jesoensis Nakai; Bot. Mag. (Tokyo) 33: 197 (1919)

= Populus monticola Mert. ex Loudon; Arbor. Frutic. Brit. 3: 1645 (1838)

= Populus oxyodonta Mert. ex Loudon; Arbor. Frutic. Brit. 3: 1645 (1838)

= Populus pendula Lodd. ex Burgsd.; Anl. Erzieh. Holzart. 175 (1787), nom. inval.

= Populus pendula Lodd. ex Loudon; Arbor. Frutic. Brit. 3: 1646 (1838)

= Populus pseudotremula Rubtzov; Sovetsk. Bot. 14: 333 (1946), nom. illeg.

= Populus pseudotremula Schur; Enum. Pl. Transsilv. 624 (1866)

= Populus repanda Baumg.; Enum. Stirp. Transsilv. 1: 349 (1816)

= Populus stricta Mert. ex Loudon; Arbor. Frutic. Brit. 3: 1645 (1838)

= Populus supina Lodd. ex G.Don; Hort. Brit. [Loudon] 401 (1830)

= Populus tremula f. flagelliformis Karhu; Memoranda Soc. Fauna Fl. Fenn. 65(1): 7 (1989)

= Populus tremula f. parvifolia Kuvaev; Fl. Okrestnostei Znamenskogo 63 (1992), contrary to Art. 37.4 ICBN (1994)

= Populus tremula f. pilosa (Nakai) Sugim.; New Keys Jap. Trees [Sugimoto] 94 (1961), nomen

= Populus tremula f. sallensis Hämet-Ahti; Memoranda Soc. Fauna Fl. Fenn. 65(1): 7 (1989)

= Populus tremula f. serrata Zapał.; Rozpr. Wydz. Mat.-Przyr. Akad. Umiejetn., Dzial B, Nauki Biol., Ser. 3, 7B(47B): 267 (1907 publ. 1908)

= Populus tremula f. tomentella C.K.Schneid.; Pl. Wilson. [Sargent] 3: 25 (1916)

= Populus tremula f. umbraculifera T.Bunusevac & S.Jovanovic; Bull. Acad. Serbe Sci. Arts, Sci. Nat. 51(13): 65 (1973)

= Populus tremula subsp. microtremula (Grossh.) Kamelin

= Populus tremula var. arenaria Zapał.; Rozpr. Wydz. Mat.-Przyr. Akad. Umiejetn., Dzial B, Nauki Biol., Ser. 3, 7B(47B): 267 (1907 publ. 1908)

= Populus tremula var. arguta Döll; Rhein. Fl. [Döll] 259 (1843)

= Populus tremula var. australis (Ten.) Nyman; Consp. Fl. Eur. 664 (1881)

= Populus tremula var. betulifolia Hausskn.; Mitt. Thüring. Bot. Vereins, N. F. 8: 33 (1895)

= Populus tremula var. dodeana Rouy; Fl. France [Rouy & Foucaud] 12: 250 (1910)

= Populus tremula var. freynii Hervier; Bull. Herb. Boissier 4(App. 1): 18 (1896)

= Populus tremula var. glabra Syme; Engl. Bot., ed. 3B, 8: 196 (1868)

= Populus tremula var. microtremula Grossh.

= Populus tremula var. pedicellata Zapał.; Rozpr. Wydz. Mat.-Przyr. Akad. Umiejetn., Dzial B, Nauki Biol., Ser. 3, 7B(47B): 267 (1907 publ. 1908)

= Populus tremula var. pendula Loudon; Arbor. Frutic. Brit. 3: 1646 (1838)

= Populus tremula var. repanda (Baumg.) Nyman; Consp. Fl. Eur. 664 (1881)

= Populus tremula var. sericea Döll; Rhein. Fl. [Döll] 259 (1843)

= Populus tremula var. villosa (Láng ex Rchb.) Peterm.; Deutschl. Flora [Petermann] 523 (1849)

= Populus tremula var. villosa (Láng) Wesm.; Prodr. [A.P. de Candolle] 16(2): 325 (1868)

= Populus villosa Láng; Syll. Pl. Nov. 1: 185 (1824) ex Rchb., Fl. Germ. Excurs. 173 (1832)

= Tremula vulgaris Opiz; Seznam [Opiz] 99 (1852)

variant :

var. davidiana (Dode) C.K.Schneid.; Pl. Wilson. [Sargent] 3: 24 (1916)

Distribution: China (Anhui, Gansu, Guangxi, Guizhou, Hebei, Heilongjiang, Henan, Hubei, Hunan, Jiangxi, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shanxi, Sichuan, Yunnan); Tibet; North Korea; South Korea

36 CHI TIB 38 KOR NKO

Synonyms: hidden

= Populus davidiana f. foliotardus X.S.Zhang & H.Y.Jiang; Bull. Bot. Res., Harbin 23(1): 4 (2003)

= Populus davidiana f. laticuneata Nakai; Fl. Sylv. Kor. 18: 191 (1930)

= Populus davidiana f. ovata Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 2(2): 115 (1982)

= Populus davidiana f. pendula (A.K.Skvortsov) Z.Wang & S.L.Tung; Fl. Reipubl. Popularis Sin. 20(2): 12 (1984)

= Populus davidiana f. tomentella (C.K.Schneid.) W.Lee; Lineam. Fl. Koreae 136 (1996)

= Populus davidiana var. longipetiolata T.B.Chao; J. Henan Agric. Coll. 1980(2): 3 (1980), et in Fl. Henan 1: 172 (1981)

= Populus davidiana var. lyshehensis T.B.Chao & G.X.Liou; Fl. Henan 1: 173 (1981)

= Populus davidiana var. pendula Skvortsov; China J. 10: 339 (1929)

= Populus davidiana var. pilosa Nakai; J. Jap. Bot. 15: 528 (1939)

= Populus davidiana var. rubrolutea T.B.Chao & W.C.Li; Fl. Henan 1: 173 (1981)

= Populus davidiana var. tomentella (C.K.Schneid.) Nakai; Fl. Sylv. Kor. 18: 191 (1930)

= Populus davidiana var. tomentosa (C.K.Schneid.) Nakai; Fl. Sylv. Kor. 18: 191 (1930)

= Populus jezoensis Nakai; Bot. Mag. (Tokyo) 33: 197 (1919)

= Populus tomentosa C.K.Schneid.; Rev. Hort. (Paris) 38: 340 (1867), non Carrière

= Populus tremula subsp. davidiana (Dode) Hultén; Kungl. Svenska Vetenskapsakad. Handl., Ser. 4, 13(1): 380 (1971)

= Populus davidiana Dode; Bull. Soc. Hist. Nat. Autun 18: 189, pl. 11 (1905)

= Populus tremula var. davidiana f.tomentella C.K.Schneid.; (1916)

= Populus tremula var. glandulosa Uyeki; Bull. Agric. Forest. Coll. Suigen (Suwon) 1: 6 (1925)

= Populus wutaica Mayr; Fremdländ. Wald- Parkbäume 494 (1906)

species :

Populus tremuloides Michx.; Fl. Bor.-Amer. [Michaux] 2: 243 (1803)

Name: Quaking Aspen, Amerikanische Zitterpappel

Distribution: Estonia [I]; Alaska; Canada (Alberta, British Columbia, Labrador, Manitoba, New Brunswick, Newfoundland, Nova Scotia, Northern Territories, Ontario, Prince Edward Isl., Québec, Saskatchewan, Yukon); St. Pierre et Miquelon; USA (Arkansas, Arizona, California, Colorado, Connecticut, Delaware, Iowa, Idaho, Illinois, Indiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oregon, Pennsylvania, Rhode Island, South Dakota, Texas, Utah, Virginia, Vermont, Washington State, Wisconsin, West Virginia, Wyoming); Mexico (Aguascalientes, Baja California Norte, Chihuahua, Coahuila, Durango, Guanajuato, Hidalgo, Jalisco, Mexico State, Michoacan, Nuevo Leon, Queretaro, San Luis Potosi, Sinaloa, Sonora, Tamaulipas, Veracruz, Zacatecas)

14 est 70 ASK CDN 71 CDN 72 CDN SPM 73 USA 74 USA 75 USA 76 USA 77 USA 78 USA 79 MEX

Synonyms: hidden

= Populus atheniensis Lodd. ex C.F.Ludw.; Neuere Wilde Baumz. 35 (1783)

= Populus aurea Tidestr.; Amer. Midl. Naturalist 2: 35 (1911)

= Populus benzoifera Tausch; Flora 21: 753 (1838)

= Populus benzoifera var. pendula Tausch; Flora 21: 754 (1838)

= Populus cercidiphylla Britton; N. Amer. Trees 180 (1908)

= Populus cordata Poir.; Encycl. [J.Lamarck et al.] 5: 236 (1804)

= Populus graeca Aiton; Hort. Kew. [W.Aiton] 3: 407 (1789)

= Populus hispida Hausskn. & Sint.; Mitt. Thüring. Bot. Vereins, N. F. 13-14: 21 (1899)

= Populus pendula Tausch; Flora 21: 754 (1838)

= Populus sibirica Tausch; Flora 21: 754 (1838)

= Populus tremula subsp. tremuloides (Michx.) Á.Löve & D.Löve; Bot. Not. 128(4): 505 (1975 publ. 1976)

= Populus tremuliformis G.B.Emers.; Trees Massach., ed. 4: 243 (1887)

= Populus tremuloides f. betuloides J.Rousseau; Bull. Jard. Bot. État Bruxelles 27: 377 (1957)

= Populus tremuloides f. minor Cockerell; Nat. Notes (Cape Town) 2: 14 (1891)

= Populus tremuloides f. nana Cockerell; Bull. Torrey Bot. Club 18: 172 (1891)

= Populus tremuloides f. pendula (Tausch) Schelle; Handb. Laubholzben. [Beissner et al.] 14 (1903)

= Populus tremuloides f. reniformis Tidestr.; Rhodora 16: 206 (1914)

= Populus tremuloides var. aurea (Tidestr.) Daniels; Fl. Boulder Colorado [Daniels] 265 (1911)

= Populus tremuloides var. cercidiphylla (Britton) Sudw.; Check List For. Trees U.S.: 61 (1927)

= Populus tremuloides var. davisiana Tidestr.; Amer. Midl. Naturalist 2: 35 (1911)

= Populus tremuloides var. intermedia Vict.; Contr. Lab. Bot. Univ. Montréal 16: 8, fig. 2 (1930)

= Populus tremuloides var. magnifica Vict.; Contr. Lab. Bot. Univ. Montréal 16: 10, fig. 2 (1930)

= Populus tremuloides var. pendula (Tausch) H.Jaeger; Ziergehölze Gärt. Parkanl., ed. 2: 257 (1884)

= Populus tremuloides var. reniformis Tidestr.; Rhodora 16: 206 (1914)

= Populus tremuloides var. rhomboidea Vict.; Contr. Lab. Bot. Univ. Montréal 16: 10, fig. 2 (1930)

= Populus tremuloides var. vancouveriana (Trel.) Sarg.; Bot. Gaz. 67: 208 (1919)

= Populus trepida Willd.; Sp. Pl., ed. 4 [Willdenow] 4: 803 (1806)

= Populus vancouveriana Trel. ex Tidestr.; Fl. N.W. Coast [Piper & Beattie] 118 (1915)

= Populus ×polygonifolia F.G.Bernard; Naturaliste Canad. 95: 799 (1968)

= Tremula trepida Raf.; Alsogr. Amer. 42 (1838)

species :

Populus trichocarpa Torr. & A.Gray ex Hook.; Icon. Pl., t. 878 (1852)

Name: Black cottonwood, Western Balsam-poplar (EN), Westliche Balsam-Pappel (DE)

Distribution: England [I] (England [I], Wales [I], Isle of Man [I], Scotland [I]); Ireland [I] (Ireland [I], Northern Ireland [I]); Germany [I]; Estonia [I]; New Zealand [I]; Alaska; Canada (Alberta, British Columbia); USA (California, Idaho, Montana, Nevada, Oregon, Utah, Washington State, Wyoming); Mexico (Baja California Norte)

10 grb ire 11 ger 14 est 51 nzl 70 ASK 71 CDN 73 USA 76 USA 79 MEX

Synonyms: hidden

= Populus angustifolia Newb.; Pacif. Railr. Rep. 6(3, Nos. 1-2), Bot. [Williamson & Abbot] 89 (1858), nom. illeg.

= Populus balsamifera Lyall; J. Proc. Linn. Soc., Bot. 7: 134 (1864)

= Populus balsamifera subsp. trichocarpa (Torr. & A.Gray ex Hook.) Brayshaw; Canad. Field-Naturalist 79: 95 (1965)

= Populus balsamifera subsp. trichocarpa (Torr. & A.Gray) Hultén; Ark. Bot., a. s. 7(1): 36 (1968), isonym

= Populus balsamifera var. californica S.Watson; Amer. J. Sci. Arts, Ser. 3, 115: 135 (1878)

= Populus balsamifera var. elongata (Dippel) Hylander; Lustgården 25-26: 99 (1945)

= Populus candicans var. elongata Dippel; Handb. Laubholzk. 2: 204 (1891)

= Populus longifolia Fisch.; Allg. Gartenzeitung [Otto & Dietrich] 9: 403 (1841)

= Populus trichocarpa f. ingrata Jeps.; Fl. Calif. [Jepson] 1: 346 (1909)

= Populus trichocarpa var. cupulata S.Watson; Amer. J. Sci. Arts, Ser. 3, 15: 136 (1878)

= Populus trichocarpa var. ingrata (Jeps.) Parish; Pl. World 20: 210 (1917)

= Populus tristis Fisch.; Allg. Gartenzeitung [Otto & Dietrich] 9: 402 (1841) (possibly valid name)

species :

Populus trinervifolia Doweld; Kew Bull. 72(3)-46: 3 (2017), nom. nov.

subspecies :

subsp. trinervifolia

Distribution: China (Sichuan)

36 CHI

Synonyms: hidden

= Populus trinervis Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 23, pl. 3, f. 1-2 (1979), nom. illeg.

subspecies :

subsp. shimianica (Z.Wang & N.Chao) Doweld; Kew Bull. 72(3)-46: 3 (2017)

Distribution: China (SC-Sichuan)

36 CHI

Synonyms: hidden

= Populus trinervis var. shimianica Z.Wang & N.Chao; Fl. Sichuan. 3: 285 (1985)

species :

Populus usbekistanica Kom.; Bot. Zhurn. S.S.S.R. 19: 509 (1934)

Distribution: Uzbekistan; Tajikistan

32 TZK UZB

Synonyms: hidden

= Populus afghanica var. tadshikistanica (Kom.) Z.Wang & Chang Y.Yang; Fl. Reipubl. Popularis Sin. 20(2): 71 (1984)

= Populus cataracti Kom.; Bot. Zhurn. S.S.S.R. 19: 509 (1934)

= Populus iliensis Drobow; Bot. Mater. Gerb. Bot. Inst. Uzbekistansk. Fil. Akad. Nauk S.S.S.R. 6: 12 (1941)

= Populus kanjilaliana subsp. usbekistanica (Kom.) Poljak.

= Populus pubescens f. vaillantiana (Dode) Jovan. & Tucović; Fl. Srbije 3: 422 (1972)

= Populus tadshikistanica Kom.; Bot. Zhurn. S.S.S.R. 19: 509 (1934)

= Populus usbekistanica subsp. tadshikistanica Bunge; Arbor. Kórnickie 12: 182 (1967)

= Populus ×tianschanica Tkatsch.; Byull. Glavn. Bot. Sada 45: 56 (1962)

species :

Populus wenxianica Z.C.Feng & J.L.Guo ex G.H.Zhu; Novon 8(4): 464 (1998)

Distribution: China (Gansu)

36 CHI

species :

Populus wilsonii C.K.Schneid.; Pl. Wilson. [Sargent] 3: 16 (1916)

Distribution: China (Gansu, Hubei, Shaanxi, Sichuan, Yunnan); Tibet

36 CHI TIB

Synonyms: hidden

= Populus wilsonii f. brevipetiolata Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 2(2): 113 (1982)

= Populus wilsonii f. pedicellata Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 2(2): 114 (1982)

= Populus wilsonii var. lasioclada N.Chao; Sichuan Forest. Sci. Technol. 12(3): 2 (1991)

species :

Populus wuana Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 23-24, pl. 4, f. 1-2 (1979)

Distribution: E-Tibet

36 TIB

species :

Populus xiangchengensis Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 22 (1979), pro hybr.

Distribution: China (Sichuan)

36 CHI

species :

Populus yatungensis (Z.Wang & P.Y.Fu) Z.Wang & S.L.Tung; Fl. Xizang. 1: 422 (1983)

Distribution: China (SW-Sichuan, Yunnan); Tibet

36 CHI TIB

Synonyms: hidden

= Populus pamirica var. trichorachis (Z.Wang & S.L.Tung) N.Chao & J.Liu; J. Sichuan Forest. Sci. Technol. 22(4): 1 (2001)

= Populus pseudoglauca var. yatungensis (Z.Wang & P.Y.Fu) N.Chao; Bull. Forest Pl. Res. 3: 1 (1985)

= Populus yatungensis var. pedicellata (Z.Wang & S.L.Tung) P.I Mao; Yun Nan shu mu tu zhi (Icon. Arbor. Yunnan. Med.), et in Fl. Yunnan. 1: 651 (1988) 6: 481 (1995)

= Populus yatungensis var. trichorachis Z.Wang & S.L.Tung; Acta Phytotax. Sin. 17(4): 102-103, t. 2, f. 5-6 (1979)

= Populus yunnanensis var. pedicellata Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 2(2): 115 (1982)

= Populus yunnanensis var. yatungensis Z.Wang & P.Y.Fu; Acta Phytotax. Sin. 12(2): 192 (1974)

variant :

var. crenata Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 115-116 (1982)

Distribution: Tibet

36 TIB

species :

Populus yunnanensis Dode; Bull. Soc. Hist. Nat. Autun 18: 221 (1905)

Distribution: China (Guizhou, Sichuan, Yunnan); New Zealand [I]

36 CHI 51 nzl

Synonyms: hidden

= Populus fangiana N.Chao & J.Liu; Sichuan Forest. Sci. Technol. 14(1): 10 (1993)

variant :

var. microphylla Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 115 (1982)

Distribution: China (Yunnan)

36 CHI

Synonyms: hidden

= Populus fangiana var. microphylla (Z.Wang & S.L.Tung) N.Chao & J.Liu; Sichuan Forest. Sci. Technol. 14(1): 11 (1993)

species :

Populus ×acuminata Rydb.; Bull. Torrey Bot. Club 20: 50 (1893)

Name: Lanceleaf cottonwood (EN)

Distribution: Canada (Alberta, Saskatchewan); USA (Arizona, Colorado, Idaho, Montana, North Dakota, Nebraska, New Mexico, South Dakota, Texas, Utah, Wyoming); Mexico (Chihuahua, Sonora)

71 CDN 73 USA 74 USA 76 USA 77 USA 79 MEX

Remarks: Populus angustifolia x deltoides

species :

Populus ×amurensis Kom.; Bot. Zhurn. S.S.S.R. 5: 510 (1934)

Distribution: China (Heilongjiang, Nei Mongol)

36 CHI

species :

Populus ×beijingensis W.Y.Hsu; Bull. Bot. Res., Harbin 2(2): 111-112 (1982)

Distribution: N-China [I]

36 chi

Remarks: Populus cathayana x Populus nigra var. italica

species :

Populus ×berolinensis K.Koch; Wochenschr. Gärtnerei Pflanzenk. 8: 239 (1865)

Name: Berliner Lorbeer-Pappel (DE), Berlin Poplar (EN)

Distribution: England [I] (England [I]); Germany [I]; E-Europe [I]; Croatia [I]; Estonia [I]; European Russia [I]; Kazakhstan [I]; Uzbekistan [I]; China [I] (Hebei [I], Heilongjiang [I], Jilin [I], Liaoning [I]); Canada [I] (Ontario [I], Québec [I])

10 grb 11 ger 13 cro 14 est rus 32 kaz uzb 36 chi 72 cdn

Remarks: Populus nigra var. italica x Populus laurifolia

Synonyms: hidden

= Populus ×berolinensis Dippel; Handb. Laubholzk. 2: 210 (1892)

variant :

var. jrtyschensis (Chang Y.Yang) C.Shang; Phytotaxa 253(1): 176 (2016) [nothovar.]

Distribution: China (Xinjiang)

36 CHI

Synonyms: hidden

= Populus ×jrtyschensis Chang Y.Yang; Bull. Bot. Res., Harbin 2(2): 112-113, pl. 2 (1982)

species :

Populus ×brayshawii B.Boivin; Naturaliste Canad. 93: 434 (1966)

Name: Hybrid balsam poplar

Distribution: Canada (Alberta, British Columbia, Saskatchewan); USA (Colorado, South Dakota, Utah, Wyoming)

71 CDN 73 USA 74 USA 76 USA

Remarks: Populus angustifolia x balsamifera

species :

Populus ×canadensis Moench; Verz. Ausländ. Bäume 81 (1785)

Name: Carolina poplar, Hybrid Black-poplar (EN), Kanadische Hybridpappel (DE)

Distribution: England [I] (England [I], Wales [I], Isle of Man [I], Scotland [I], Orkney Isl. [I], Isles of Scilly [I]); Ireland [I] (Ireland [I], Northern Ireland [I]); Germany [I]; Czech Republic [I]; Slovakia [I]; Channel Isl. [I] (Alderney [I], Guernsey [I], Jersey [I]); Slovenia [I]; Croatia [I]; Albania [I]; Greece [I]; Estonia [I]; Turkey [I]; China [I]; South Korea [I]; Vietnam [I]; New Zealand [I]; Canada (Nova Scotia, Ontario, Québec); USA (Arkansas, California, Delaware, Georgia, Iowa, Kansas, Kentucky, Maryland, Michigan, Minnesota, Missouri, North Carolina, North Dakota, New York, Ohio, Oklahoma, Pennsylvania, South Dakota, Tennessee, Utah, Virginia, Wisconsin, West Virginia, Wyoming); Mexico [I]; Ecuador [I]

10 grb ire 11 cze ger slo 12 cis 13 alb cro grc slv 14 est 34 tur 36 chi 38 kor 41 vie 51 nzl 72 CDN 73 USA 74 USA 75 USA 76 USA 78 USA 79 mex 83 ecu

Remarks: Populus deltoides x nigra. Very widely planted.

Synonyms: hidden

= Populus balsamifera var. canadensis (Moench) Sudw.; Bull. Torrey Bot. Club 20: 44 (1893)

= Populus canadensis Castigl.; Viaggio Amer. Sett. 1785-1787 2: 334 (1790), nom. illeg.

= Populus deltoides f. erecta (Sél.-Longch.) C.K.Schneid.; Ill. Handb. Laubholzk. [C.K.Schneider] 1: 7 (1906)

= Populus euramericana (Dode) Guinier; Acta Bot. Neerl. 6(1): 54 (1957)

= Populus monilifera var. erecta Sél.-Longch.; Bull. Soc. Roy. Bot. Belgique, Sér. 2, 3: 13 (1864)

= Populus ×brabantica (Houtz.) Houtz.; Geslacht Populus 141 (1937)

= Populus ×canadensis aurea-vangeertii André; Ill. Hort. 23: 26 (1876)

= Populus ×canadensis f. aurea Rehder; J. Arnold Arbor. 4: 112 (1923), nom. superfl.

= Populus ×canadensis f. aureovariegata Schwer.; Mitt. Deutsch. Dendrol. Ges. 5: 78 (1896)

= Populus ×canadensis f. brabantica Houtz.

= Populus ×canadensis f. erecta (Sél.-Longch.) Rehder; J. Arnold Arbor. 4: 112 (1923)

= Populus ×canadensis f. eugenei (Simon-Louis ex L.Mathieu) Schelle; Handb. Laubholzben. [Beissner et al.] 16 (1903)

= Populus ×canadensis f. gelrica Houtz.

= Populus ×canadensis f. marilandica (Bosc ex Poir.) Geerinck; Taxonomaniac 1: 14 (2001)

= Populus ×canadensis f. robusta Simon-Louis ex Schelle; Handb. Laubholzben. [Beissner et al.] 16 (1903)

= Populus ×canadensis var. aurea-vangeertii (André) Dippel; Handb. Laubholzk. 2: 200 (1891)

= Populus ×canadensis var. duhamelii Fiori; Nuov. Fl. Anal. Italia 1: 351 (1923)

= Populus ×canadensis var. erecta (Sél.-Longch.) Dippel; Handb. Laubholzk. 2: 200 (1891)

= Populus ×canadensis var. eugenei (Simon-Louis ex L.Mathieu) Rehder; Man. Cult. Trees 91 (1927)

= Populus ×canadensis var. gelrica (Houtz.) Geerinck; Taxonomaniac 1: 14 (2001)

= Populus ×canadensis var. marilandica (Rehder) Rehder; J. Arnold Arbor. 4: 112 (1923)

= Populus ×canadensis var. regenerata (A.Henry) Rehder; J. Arnold Arbor. 4: 112 (1923)

= Populus ×canadensis var. robusta (Simon-Louis ex Schelle) Hyl.; Nordisk Karlvaxtfl. 2: 387 (1966)

= Populus ×canadensis var. serotina (Hartig) Rehder; J. Arnold Arbor. 4: 111 (1923)

= Populus ×caroliniana McMinn & Maino; Man. Pacif. Coast Trees 146 (1935), pro syn.

= Populus ×eugenei Simon-Louis; Gartenflora 36: 674 (1887), et in Gard. Chron., Ser. 3, 2: 818 (1887)

= Populus ×eugenei Simon-Louis ex L.Mathieu; Gartenflora 36: 674 (1887)

= Populus ×gelrica (Houtz.) Houtz.; Geslacht Populus 141 (1937)

= Populus ×glandulosa (Uyeki) Uyeki; Woody Pl. Distr. Chôsen 4 (1934), nom. illeg.

= Populus ×marilandica (Bosc ex Poir.) Rehder; Encycl. [J.Lamarck et al.], Suppl. 4: 378 (1816)

= Populus ×regenerata A.Henry; Trees Great Britain [Elwes & Henry] 7: 1807 (1913)

= Populus ×robusta (Simon-Louis ex Schelle) C.K.Schneid.; Ill. Handb. Laubholzk. [C.K.Schneider] 1: 11 (1904)

= Populus ×serotina Hartig; Vollst. Naturgesch. Culturpfl. Deutschl. 437 (1851)

= Populus ×serotina var. aurea A.Henry; Trees Great Britain [Elwes & Henry] 7: 1817 (1913), nom. superfl.

= Populus ×serotina var. erecta (Sél.-Longch.) A.Henry; Trees Great Britain [Elwes & Henry] 7: 1817 (1913)

species :

Populus ×canescens (Aiton) Sm.; Fl. Brit. 3: 1080 (1804)

Name: Grau-Pappel (DE), Grey Poplar (EN)

Distribution: England [I] (England [I], Wales [I], Isle of Man [I], Scotland [I], Isles of Scilly [I]); Ireland [I] (Ireland [I], Northern Ireland [I]); Denmark [I]; Sweden [I]; Netherlands; Belgium; Germany (Brandenburg, Berlin, Baden-Württemberg, Bayern, Hessen, Hamburg, Mecklenburg-Vorpommern, Niedersachsen [I], Rheinland-Pfalz, Schleswig-Holstein [I], Saarland [I], Sachsen, Sachsen-Anhalt); Switzerland; Austria; Poland; Czech Republic [I]; Slovakia [I]; Hungary; France; Channel Isl. [I] (Alderney [I], Guernsey [I], Jersey [I]); Italy; Croatia [I]; Bosnia & Hercegovina [I]; Montenegro [I]; North Macedonia [I]; Albania; Romania; Bulgaria; European Turkey; NW-Greece; Estonia [I]; C-European Russia; Moldova; Ukraine; Zimbabwe [I]; South Africa [I]; Lesotho [I]; Eswatini [Swaziland] [I]; Kazakhstan [I]; Turkmenistan [I]; Tajikistan [I]; Northern Caucasus; Georgia [Caucasus]; Turkey (E-Anatolia, N-Anatolia, SE-Anatolia, SW-Anatolia); China [I]; Australia [I] (Victoria [I]); New Zealand [I]; Canada [I] (New Brunswick [I], Ontario [I], Québec [I]); USA [I] (Alabama [I], Arkansas [I], Connecticut [I], District of Columbia [I], Delaware [I], Florida [I], Georgia [I], Illinois [I], Indiana [I], Kentucky [I], Louisiana [I], Massachusetts [I], Maryland [I], Maine [I], Michigan [I], Minnesota [I], Mississippi [I], North Carolina [I], New Hampshire [I], New Jersey [I], New York [I], Ohio [I], Pennsylvania [I], Rhode Island [I], South Carolina [I], Tennessee [I], Virginia [I], Vermont [I], Wisconsin [I], West Virginia [I])

10 den grb ire swe 11 AUT BGM cze GER HUN NET POL slo SWI 12 cis FRA 13 ALB bih BUL cro GRC ITA mnt nma ROM TUE 14 est MLD RUS UKR 26 zim 27 les saf swz 32 kaz tkm tzk 33 GEO NCS 34 TUR 36 chi 50 aus 51 nzl 72 cdn 74 usa 75 usa 78 usa

Remarks: Populus alba L. x Populus tremula L.

Synonyms: hidden

= Leuce ×canescens (Aiton) Opiz; Seznam [Opiz] 59 (1852)

= Octima ×canescens (Sm.) Raf.; Alsogr. Amer. 42 (1838)

= Populus alba subsp. canescens (Aiton) Bonnier & Layens; Tabl. Syn. Pl. Vasc. France 289 (1894)

= Populus alba subsp. canescens (Aiton) Syme; Engl. Bot., ed. 3B, 8: 194 (1868)

= Populus alba var. canescens Aiton; Hort. Kew. [W.Aiton] 3: 405 (1789)

= Populus canescens var. denudata Döll; Rhein. Fl. [Döll] 259 (1843)

= Populus hybrida M.Bieb.; Fl. Taur.-Caucas. 2: 423 (1808), non Rchb.

= Populus schischkinii Grossh.; Bot. Zhurn. S.S.S.R. 29: 124 (1944)

= Populus tremula var. canescens (Aiton) Jess.; Deut. Excurs.-Fl. 462 (1879)

= Populus ×ambigua Beck; Fl. Nieder-Österreich 1: 305 (1890)

= Populus ×canescens f. pendula Dippel; Handb. Laubholzk. 2: 192 (1892)

= Populus ×canescens var. intermedia Mérat; Nouv. Fl. Env. Paris 400 (1812)

= Populus ×fredroviensis Wróbl.; Roczn. Polsk. Towarz. Dendrol. 3: 30 (1930)

= Populus ×hybrida Rchb.; Icon. Fl. Germ. Helv. [H.G.L.Reichenbach] 21: 29 (1863), nom. illeg.

= Populus ×juliana-pendula Dippel; Handb. Laubholzk. 2: 192 (1892)

= Populus ×rogalinensis Wróbl.; Rhodora 3: 30 (1930)

species :

Populus ×charbinensis Z.Wang & A.K.Skvortsov; Ill. Fl. Ligneous Pl. N. E. China 120, 550, pl. 21, f. 1-4, t. 22, f. 42 (1955)

Distribution: China (Heilongjiang, N-Liaoning)

36 CHI

Remarks: probably P. (x berolinensis) x simonii

Synonyms: hidden

= Populus ×charbinensis var. pachydermis Z.Wang & S.L.Tung; Bull. Bot. Res., Harbin 2(2): 117-118 (1982)

species :

Populus ×cinovskisii Val.N.Tikhom.; Novosti Sist. Vyssh. Rast. 54: e08: 3 (2023)

Distribution: Finland; Estonia; Belarus

10 FIN 14 BLR EST

species :

Populus ×generosa A.Henry; Gard. Chron., Ser. 3, 56 (1451): 258, fig. 102 (1914)

Name: Generous Poplar

Distribution: England [I] (England [I], Wales [I]); Channel Isl. [I] (Sark [I])

10 grb 12 cis

Remarks: Populus deltoides x trichocarpa. Formed in cultivation in England

species :

Populus ×gonggaensis N.Chao & J.R.He; Sichuan Forest. Sci. Technol. 12(3): 1 (1991), pro spec.

Distribution: China (Sichuan)

36 CHI

Remarks: Populus lasiocarpa x cathayana. Hybrid status confirmed by Du et al. (2024)

species :

Populus ×hastata Dode; Bull. Soc. Hist. Nat. Autun 18: 222 (1905)

Distribution: England [I] (England [I], Wales [I], Scotland [I]); Ireland [I] (Ireland [I], Northern Ireland [I]); Canada; USA

10 grb ire

Remarks: Populus balsamifera x trichocarpa

Synonyms: hidden

= Populus balsamifera var. hastata (Dode) Brayshaw; Canad. Field-Naturalist 79: 95 (1965)

= Populus trichocarpa subsp. hastata (Dode) Dode; Bull. Soc. Dendrol. France 44: 80 (1922)

= Populus trichocarpa var. hastata (Dode) A.Henry; Trees Great Britain [Elwes & Henry] 7: 1837 (1913)

species :

Populus ×heimburgeri B.Boivin; Naturaliste Canad. 93: 434 (1966)

Distribution: Canada (Ontario, Québec); USA (Michigan)

72 CDN 75 USA

Remarks: Populus grandidentata x tremuloides

species :

Populus ×hinckleyana Correll; Wrightia 2: 45 (1960)

Distribution: USA (Arizona, Idaho, New Mexico, Nevada, Texas, Utah); Mexico (Chihuahua, Sonora)

73 USA 76 USA 77 USA 79 MEX

Remarks: Populus angustifolia x fremontii

Synonyms: hidden

= Populus ×acuminata var. rehderi Sarg.; J. Arnold Arbor. 1: 61 (1919)

= Populus ×intercurrens Goodrich & S.L.Welsh; Utah Fl., ed. 3: 583 (2003)

species :

Populus ×hopeiensis Hu & L.D.Chow; Familiar Trees Hopei, Peiping [Chow] 56 (1934), ex Hu in Bull. Fan Mem. Inst. Biol. 5: 305 (1934)

Distribution: China (Gansu, Hebei, Nei Mongol, Shaanxi)

36 CHI

Remarks: Populus adenopoda x alba x tremula var. davidiana

Synonyms: hidden

= Populus ×hopeiensis var. flavida T.B.Chao & C.W.Chiuan; Fl. Henan 1: 168 (1981)

= Populus ×hopeiensis var. ovatifolia T.B.Chao; Fl. Henan 1: 168 (1981)

= Populus ×hopeiensis var. pendula T.B.Chao; Fl. Henan 1: 167 (1981)

= Populus ×hopeiensis var. pulverulenta S.Y.Ma, D.S.Yao & X.C.Chen; Bull. Bot. Res., Harbin 25(3): 262 (2005)

species :

Populus ×inopina Eckenw.; Madroño 29(2): 72 (1982)

Distribution: USA (California)

76 USA

Remarks: Populus fremontii x nigra

species :

Populus ×jackii Sarg.; Trees & Shrubs [Sargent] 2: 212 (1913)

Name: Balm-of-Gilead (EN), Gilead-Pappel (DE)

Distribution: England [I] (England [I], Wales [I], Scotland [I], Orkney Isl. [I], Isles of Scilly [I]); Ireland [I] (Ireland [I], Northern Ireland [I]); Denmark [I]; Sweden [I]; Netherlands [I]; Germany [I]; Switzerland [I]; Poland [I]; Slovakia [I]; Hungary [I]; Channel Isl. [I]; European Russia [I]; China [I] (Xinjiang [I]); New Zealand [I]; Canada (Alberta, Manitoba, New Brunswick, Newfoundland, Nova Scotia, Ontario, Québec, Saskatchewan); USA (Arkansas, Colorado, Connecticut, Delaware, Georgia, Iowa, Idaho, Illinois, Indiana, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Dakota, Tennessee, Virginia, Vermont, Wisconsin, West Virginia, Wyoming)

10 den grb ire swe 11 ger hun net pol slo swi 12 cis 14 rus 36 chi 51 nzl 71 CDN 72 CDN 73 USA 74 USA 75 USA 78 USA

Remarks: Populus balsamifera x deltoides

Synonyms: hidden

= Populus balsamifera var. candicans A.Gray; Manual [A.Gray], ed. 2: 419 (1856)

= Populus candicans F.Michx.; Hist. Arbr. Forest. 3: 308 (1813), non Aiton

= Populus ×andrewsii Sarg.; Trees & Shrubs [Sargent] 2: 212 (1913)

= Populus ×baileyana Henry; Gard. Chron., Ser. 3, 59: 230 (1916)

= Populus ×bernardii B.Boivin; Naturaliste Canad. 93: 434 (1966)

= Populus ×dutillyi Lepage; Naturaliste Canad. 88: 50 (1961)

= Populus ×gileadensis Rouleau; Rhodora 50. 235 (1948)

= Populus ×krauseana Dode; Extr. Monogr. Ined. Populus 46 (1905)

= Populus ×manitobensis Dode; Bull. Soc. Dendrol. France 1921: 30 (1921)

species :

Populus ×kashmirica A.K.Skvortsov; Novosti Sist. Vyssh. Rast. 40: 63 (2008)

Distribution: India

40 IND

Remarks: Populus ciliata x nigra

Synonyms: hidden

= Populus balsamifera var. hortensis Hylander; Lustgården 25-26: 110 (1945), nomen

= Populus pseudobalsamifera Fisch.; Bull. Acad. Imp. Sci. St.-Pétersbourg 9: 346 (1841)

species :

Populus ×moscoviensis Schröd.; Gard. Chron., n. s. 18: 108 (1882)

Distribution: European Russia

14 RUS

Remarks: Populus laurifolia Ledeb. x Populus suaveolens Fisch.

species :

Populus ×nevensis Nasim.; Skvortsovia 3(3): 107 (2017)

Distribution: C-European Russia

14 RUS

Remarks: Populus canadensis x balsamifera

Synonyms: hidden

= Populus ×nevensis Bogdanov; Topolya Kult. 75 (1965), nom. inval.

species :

Populus ×parryi Sarg.; Bot. Gaz. 67: 214 (1919)

Distribution: USA (Arizona, California, Nevada)

76 USA

Remarks: Populus fremontii x trichocarpa

species :

Populus ×pseudotomentosa Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 22, t. 3, f. 5-7 (1979)

Distribution: China (Henan [I], Shandong [I], Shanxi [I])

36 CHI

Remarks: Populus adenopoda x tomentosa

species :

Populus ×rasumowskiana (Regel) Schröd. ex Dippel; Handb. Laubholzk. 2: 204 (1892)

Distribution: European Russia

14 RUS

Remarks: Populus laurifolia Ledeb. x Populus nigra L.

Synonyms: hidden

= Populus ×candicans var. rasumowskiana R.I.Schröd. ex Regel; Rusk. Dendrol., ed. 2: 153 (1889)

= Populus ×rasumofskyana Schröd. ex Koehne; Deut. Dendrol. 84 (1893)

species :

Populus ×rollandii Rouleau; Naturaliste Canad. 71: 265 (1944)

Distribution: Canada; USA; etc.

Error

Remarks: Populus balsamifera x nigra

species :

Populus ×rouleauana B.Boivin; Naturaliste Canad. 93: 435 (1966)

Distribution: Canada (Ontario, Québec); USA (Iowa, Michigan, West Virginia)

72 CDN 74 USA 75 USA

Remarks: Populus alba x grandidentata

species :

Populus ×smithii B.Boivin; Naturaliste Canad. 93: 435 (1966)

Distribution: Canada (Nova Scotia, Ontario, Québec); USA (Illinois, Massachusetts, Michigan, Minnesota, Nebraska, New York, Ohio, West Virginia)

72 CDN 74 USA 75 USA

Remarks: Populus grandidentata x tremuloides

Synonyms: hidden

= Populus ×barnesii W.H.Wagner; Michigan Bot. 9: 54 (1970)

species :

Populus ×steiniana Bornm.; Gartenflora 37: 173, fig. 37 et 38 (1888), et in Bot. Centralbl. 36: 154 (1888)

Distribution: Bulgaria

13 BUL

Remarks: Populus alba x nigra

species :

Populus ×tomentiglandulosa T.B.Lee ex M.Kim; Korean Endemic Pl. 153 (2017)

Distribution: South Korea

38 KOR

species :

Populus ×tomentosa Carrière; Rev. Hort. (Paris) 38: 340 (1867)

Distribution: China (Anhui, Gansu, Hebei, Henan, Jiangsu, S-Liaoning, Shaanxi, Shandong, Shanxi, Sichuan, Yunnan, Zhejiang); USA [I] (Louisiana [I])

36 CHI 78 usa

Remarks: Populus adenopoda x alba

Synonyms: hidden

= Populus ×glabrata Dode; Extr. Monogr. Ined. Populus 27 (1905)

= Populus ×pekinensis L.Henry; Rev. Hort. (Paris) 75: 355 (1903)

= Populus ×tomentosa f. cordiconeifolia T.B.Chao & J.W.Liu; Bull. Bot. Res., Harbin 11(1): 60 (1991)

= Populus ×tomentosa f. deltatifolia T.B.Chao & Z.X.Chen; Bull. Bot. Res., Harbin 11(1): 60 (1991)

= Populus ×tomentosa f. fastigiata Y.X.Wang; Bull. Bot. Res., Harbin 2(4): 159-160 (1982)

= Populus ×tomentosa f. lerigata T.B.Chao & Z.X.Chen; Bull. Bot. Res., Harbin 11(1): 60 (1991)

= Populus ×tomentosa f. longipetiola T.B.Chao & J.W.Liu; Bull. Bot. Res., Harbin 11(1): 59 (1991)

= Populus ×tomentosa f. yixianensis H.M.Jiang & J.X.Huang; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 9(3): 75 (1989)

= Populus ×tomentosa var. borealosinensis Yu Nung; Fl. Henan 1: 174 (1981), as ´borealo-sinensis´

= Populus ×tomentosa var. ferruginea Z.Y.Yu & T.Z.Zhang; Acta Bot. Boreal.-Occid. Sin. 7(4): 254 (1987)

= Populus ×tomentosa var. honanica Yu Nung; Fl. Henan 1: 174 (1981), with two types cited

= Populus ×tomentosa var. hopeinica Yu Nung; Fl. Henan 1: 176 (1981), without type

= Populus ×tomentosa var. longibracteata Z.Y.Yu & T.Z.Zhang; Acta Bot. Boreal.-Occid. Sin. 7(4): 252 (1987)

= Populus ×tomentosa var. microphylla Yu Nung; Fl. Henan 1: 175 (1981)

= Populus ×tomentosa var. multilenticellia Yu Nung; Fl. Henan 1: 175 (1981)

= Populus ×tomentosa var. orbiculata Z.Y.Yu & T.Z.Zhang; Acta Bot. Boreal.-Occid. Sin. 7(4): 252 (1987)

= Populus ×tomentosa var. palmatibracteata Z.Y.Yu & T.Z.Zhang; Acta Bot. Boreal.-Occid. Sin. 7(4): 256 (1987)

= Populus ×tomentosa var. pyramidalis Shanling; Fl. Henan 1: 176 (1981), without type

= Populus ×tomentosa var. ramosissima Yu Nung; Fl. Henan 1: 175 (1981)

= Populus ×tomentosa var. stellaribracteata Z.Y.Yu & T.Z.Zhang; Acta Bot. Boreal.-Occid. Sin. 7(4): 255 (1987)

= Populus ×tomentosa var. truncata Y.C.Fu & C.H.Wang; Acta Phytotax. Sin. 13(3): 96 (1975)

species :

Populus ×wettsteinii Janch.; Cat. Fl. Austr., 1. Pteridophyt. & Anthophyt., Heft 1, 97 (1956), Janch. in Phyton 8: 232 (1959)

Distribution: Austria

11 AUT

Remarks: Populus tremula x tremuloides

Synonyms: hidden

= Populus ×wettsteinii Hämet-Ahti; Memoranda Soc. Fauna Fl. Fenn. 65(1): 8 (1989)

species :

Populus ×xiaohei T.S.Hwang & Y.Liang; Bull. Bot. Res., Harbin 2(2): 109-111 (1982)

Distribution: China [I] (widespread [I])

36 chi

Remarks: Populus nigra x simonii

variant :

var. gansuensis (Z.Wang & H.L.Yang) C.Shang; Phytotaxa 253(1): 176 (2016) [nothovar.]

Distribution: China (Gansu, Nei Mongol [I])

36 CHI

Remarks: Populus nigra var. thevestina x Populus simonii

Synonyms: hidden

= Populus ×gansuensis Z.Wang & H.L.Yang; Bull. Bot. Res., Harbin 2(2): 106-107, pl. 1 (1982)

variant :

var. xiaozhuanica (W.Y.Hsu & Y.Liang) C.Shang; Phytotaxa 253(2): 177 (2016) [nothovar.]

Distribution: China (E-Henan [I], Jiangsu [I], Jilin [I], Liaoning [I], E-Nei Mongol [I], Shandong [I])

36 CHI

Remarks: Populus nigra var. italica x simonii

Synonyms: hidden

= Populus ×xiaozhuanica W.Y.Hsu & Y.Liang; Bull. Bot. Res., Harbin 2(2): 107-109. 1982

species :

Populus ×yuana Z.Wang & S.L.Tung; Bull. Bot. Lab. N. E. Forest. Inst., Harbin 4: 24 (1979)

Distribution: China (NW-Yunnan); Tibet

36 CHI TIB

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A complete, synonymic checklist of the Higher Plants of the World

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A complete, synonymic checklist of the Higher Plants of the World

Version 25.10 (Oct. 12th, 2025)

Covering 357,450 accepted species,
8,806 hybrids, 48,075 accepted infraspecific taxa and 1,004,944 synonyms,
**in total 1,419,285* names**

[about 25,000 dubious, "unplaced" names and about 4,000 invalid names (Art. 24.3) like "typicus*" are deliberately omitted]

With complete, detailed distribution data (countries and regions) and literature references

Arranged in linear phylogenetic sequence reflecting true relationships

Fully searchable and continously updated

With 38,209 pictures of 15,787 species

Assembled through 40 years independently from other databases

In cooperation with Catalogue of Life

Contact

How to Cite:

Realization

Search

+ Family

Filter

Order

Family (36)

Genus (53)

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A complete, synonymic checklist of the Higher Plants of the World

Version 25.10 (Oct. 12th, 2025)

Covering 357,450 accepted species,8,806 hybrids, 48,075 accepted infraspecific taxa and 1,004,944 synonyms,in total 1,419,285* names

[*about 25,000 dubious, "unplaced" names and about 4,000 invalid names (Art. 24.3) like "typicus" are deliberately omitted]

With complete, detailed distribution data (countries and regions) and literature references

Arranged in linear phylogenetic sequence reflecting true relationships

Fully searchable and continously updated

With 38,209 pictures of 15,787 species

Assembled through 40 years independently from other databases

In cooperation with Catalogue of Life

Covering 357,450 accepted species,
8,806 hybrids, 48,075 accepted infraspecific taxa and 1,004,944 synonyms,
**in total 1,419,285* names**

[about 25,000 dubious, "unplaced" names and about 4,000 invalid names (Art. 24.3) like "typicus*" are deliberately omitted]