342.0000
Family
Euphorbiaceae A.Juss.; Gen. Pl. [Jussieu] 384 (1789), nom. cons. (s. str.)
210 genera, ca. 6700 spp.
Species listed in database: 6532; hybrids: 56
= Acalyphaceae A.Juss. ex Menge; Cat. Pl. Grudent. Gedan. 172 (1839)
= Bertyaceae J.Agardh; Theoria Syst. Pl. 190 (1858)
= Cheilosaceae Doweld; Tent. Syst. Pl. Vasc.: xxxi (2001)
= Crotonaceae J.Agardh; Theoria Syst. Pl. 258 (1858)
= Hippomanaceae J.Agardh; Theoria Syst. Pl. 244 (1858)
= Mercurialaceae Bercht. & J.Presl; Přir. Rostlin 237 (1820)
= Ricinaceae Martinov; Tekhno-Bot. Slovar 547 (1820)
= Ricinocarpaceae Hurus.; J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 6: 224 (1954)
= Tithymalaceae Vent.; Tabl. Règn. Vég. 3: 483 (1799)
= Tragiaceae Raf.; Fl. Tellur. 4: 111 (1838)
= Trewiaceae Lindl.; Intr. Nat. Syst. Bot., ed. 2: 174 (1836)
342.2651
Genus
Trigonostemon Blume; Bijdr. Fl. Ned. Ind. 600 (1825) (Trigostemon auct.)
Distribution: Tropical Asia to Fiji
Species listed in database: 60
= Actephilopsis Ridl.; Bull. Misc. Inform. Kew 1923: 360 (1923)
= Athroisma Griff.; Not. Pl. Asiat. 4: 477 (1854)
= Enchidium Jack; Malayan Misc. 2(7): 89 (1822), nom. rej.
= Kurziodendron N.P.Balakr.; Bull. Bot. Surv. India 8: 68 (1966)
= Neotrigonostemon Pax & K.Hoffm.; Notizbl. Bot. Gart. Berlin-Dahlem 10: 385 (1928)
= Nepenthandra S.Moore; J. Bot. 43: 149 (1905)
= Poilaniella Gagnep.; Bull. Soc. Bot. France 72: 467 (1925)
= Prosartema Gagnep.; Bull. Soc. Bot. France 71: 875 (1924 publ. 1925)
= Silvaea Hook. & Arn.; Bot. Beechey Voy. [Hooker & Arnott] 211 (1837)
= Telogyne Baill.; Étude Euphorb. 327 (1858)
= Tylosepalum Kurz ex Teijsm. & Binn.; Natuurk. Tijdschr. Ned.-Indië 27: 50 (1864)
species :
Trigonostemon adenocalyx
Gagnep.; Bull. Soc. Bot. France 69: 747 (1923)
Distribution: China (W-Guangxi); Vietnam
36 CHI 41 VIE
Remarks: probably sect. Tylosepalum
Synonyms: hidden
= Trigonostemon lutescens Y.T.Chang & J.Y.Liang; Guihaia 3: 173 (1983)
species :
Trigonostemon albiflorus
Airy Shaw; Kew Bull. 25(3): 547 (1971)
Distribution: NW-Thailand
41 THA
Remarks: sect. Tylosepalum
species :
Trigonostemon angustifolius
Merr.; Philipp. J. Sci. 20: 396 (1922)
Distribution: Philippines (Mindanao)
42 PHI
species :
Trigonostemon apetalogyne
Airy Shaw; Kew Bull. 33(3): 534 (1979)
Distribution: New Guinea (Irian Jaya)
42 NWG
Remarks: probably sect. Tylosepalum
species :
Trigonostemon aurantiacus
(Kurz ex Teijsm. & Binn.) Boerl.; Handl. Fl. Ned. Ind. [Boerlage] 3(1): 284 (1900)
Distribution: Andaman Isl.; Nicobar Isl.; peninsular Thailand; Laos; peninsular Malaysia (Selangor and Pahang northward); Sumatera (Bangka Isl.); Jawa; Lesser Sunda Isl.
41 AND LAO NCB THA 42 JAW LSI MLY SUM
Remarks: sect. Tylosepalum
Synonyms: hidden
= Actephila aurantiaca (Kurz ex Teijsm. & Binn.) Ridl.; Bull. Misc. Inform. Kew 1923: 360 (1923)
= Actephilopsis malayana Ridl.; Bull. Misc. Inform. Kew 1923: 361 (1923)
= Codiaeum aurantiacum (Kurz ex Teijsm. & Binn.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1118 (1866)
= Trigonostemon aurantiacus var. rubriflorus N.P.Balakr. & Chakr.; J. Econ. Taxon. Bot. 5(1): 169 (1984)
= Trigonostemon malayanus (Ridl.) Airy Shaw; Kew Bull. 20: 413 (1966)
= Tylosepalum aurantiacum Kurz ex Teijsm. & Binn.; Tijdschr. Ned.-Indië 27: 50 (1864)
species :
Trigonostemon balgooyi
R.Y.Yu & Welzen; Blumea 62(3): 188 (2018)
Distribution: peninsular Malaysia
42 MLY
Remarks: sect. Trigonostemon
species :
Trigonostemon beccarii
Ridl.; Bull. Misc. Inform. Kew 1925: 89 (1925)
Distribution: Sumatera
42 SUM
Remarks: sect. Trigonostemon
Synonyms: hidden
= Trigonostemon longisepalus Ridl.; Bull. Misc. Inform. Kew 1925: 89 (1925)
species :
Trigonostemon bonianus
Gagnep.; Bull. Soc. Bot. France 69: 747 (1922 publ. 1923)
Distribution: China (SW-Guangxi, W-Yunnan); Vietnam
36 CHI 41 VIE
Remarks: sect. Tylosepalum
Synonyms: hidden
= Trigonostemon chinensis var. filipes S.L.Mo; Guihaia Addit. 1: 129 (1988)
= Trigonostemon filipes Y.T.Chang & S.L.Mo; Acta Phytotax. Sin. 27(2): 149-150 (1989)
= Trigonostemon kwangsiensis var. viridulus H.S.Kiu; Guihaia 12(3): 210 (1992)
= Trigonostemon petelotii Merr.; Univ. Calif. Publ. Bot. 10: 425 (1924)
species :
Trigonostemon borneensis
Merr.; Univ. Calif. Publ. Bot. 15: 162 (1929)
Distribution: Borneo (Sarawak)
42 BOR
Remarks: probably sect. Trigonostemon
Synonyms: hidden
= Trigonostemon calcicola (R.I.Milne) R.Y.Yu & Welzen; Blumea 62(3): 189 (2018)
= Trigonostemon polyanthus var. calcicola R.I.Milne; Kew Bull. 50(1): 33 (1995)
= Trigonostemon villosus var. borneensis (Merr.) Airy Shaw; Kew Bull., Addit. Ser. 4: 205 (1975)
species :
Trigonostemon capillipes
(Hook.f.) Airy Shaw; Kew Bull. 20: 413 (1966)
Distribution: S- & peninsular Thailand; peninsular Malaysia (Perlis); Borneo; Philippines
41 THA 42 BOR MLY PHI
Remarks: sect. Trigonostemon
Synonyms: hidden
= Dimorphocalyx capillipes Hook.f.; Fl. Brit. India [J.D.Hooker] 5: 405 (1887)
species :
Trigonostemon capitellatus
Gagnep.; Bull. Soc. Bot. France 69: 748 (1922 publ. 1923)
Distribution: Laos; Cambodia; Vietnam
41 CBD LAO VIE
Synonyms: hidden
= Trigonostemon cochinchinensis Gagnep.; Bull. Soc. Bot. France 69: 748 (1922 publ. 1923)
= Trigonostemon thorelii Gagnep.; Bull. Soc. Bot. France 69: 755 (1922 publ. 1923)
= Trigonostemon verrucosus J.J.Sm.; Bull. Jard. Bot. Buitenzorg, Sér. 3, 6: 97 (1924)
species :
Trigonostemon cherrieri
Veillon; Bull. Mus. Natl. Hist. Nat., B, Adansonia, Sér. 4, 14(1): 55 (1992)
Distribution: New Caledonia
60 NWC
Remarks: sect. Tylosepalum
species :
Trigonostemon detritifer
R.Milne; Kew Bull. 49: 446 (1994)
Distribution: Borneo; Brunei
42 BOR BRN
Remarks: sect. Trigonostemon
species :
Trigonostemon diffusus
Merr.; Sarawak Mus. J. 3: 525 (1928)
Distribution: Borneo
42 BOR
Remarks: sect. Trigonostemon
species :
Trigonostemon diplopetalus
Thwaites; Enum. Pl. Zeyl. [Thwaites] 277 (1859)
Distribution: Sri Lanka
40 SRL
Remarks: sect. Pycnanthera
species :
Trigonostemon dipteranthus
Airy Shaw; Kew Bull. 20: 47 (1966)
Distribution: W-Sumatera
42 SUM
Remarks: probably sect. Trigonostemon
species :
Trigonostemon eberhardtii
Gagnep.; Bull. Soc. Bot. France 69: 749 (1922 publ. 1923)
Distribution: China (Guangdong, W-Guangxi); Laos; Cambodia; Vietnam; Thailand
36 CHI 41 CBD LAO THA VIE
Remarks: sect. Tylosepalum
Synonyms: hidden
= Trigonostemon harmandii Gagnep.; Bull. Soc. Bot. France 69: 750 (1922 publ. 1923)
= Trigonostemon leucanthus Airy Shaw; Kew Bull. 25: 548 (1971)
= Trigonostemon leucanthus var. siamensis H.S.Kiu; Guihaia 12: 211 (1992)
= Trigonostemon poilanei Gagnep.; Bull. Soc. Bot. France 69: 753 (1922 publ. 1923)
= Trigonostemon wui H.S.Kiu; J. Trop. Subtrop. Bot. 3: 19 (1995)
species :
Trigonostemon filiformis
Quisumb.; Philipp. J. Sci. 41: 328 (1930)
Distribution: Borneo; Philippines (Luzon)
42 BOR PHI
Remarks: sect. Trigonostemon
Synonyms: hidden
= Trigonostemon stenophyllus Quisumb.; Philipp. J. Sci. 41: 330 (1930)
species :
Trigonostemon flavidus
Gagnep.; Bull. Soc. Bot. France 69: 749 (1922 publ. 1923)
Distribution: China (Hainan); Myanmar; NE-Thailand; Laos; Vietnam
36 CHI 41 LAO MYA THA VIE
Remarks: sect. Trigonostemon
Synonyms: hidden
= Trigonostemon heterophyllus Merr.; Lingnan Sci. J. 9: 38 (1930)
= Trigonostemon sunirmalii Chakr. & N.P.Balakr.; J. Econ. Taxon. Bot. 5: 179 (1984)
species :
Trigonostemon fragilis
(Gagnep.) Airy Shaw; Kew Bull. 32(2): 415 (1978)
Distribution: C-Vietnam
41 VIE
Remarks: probably sect. Tylosepalum
Synonyms: hidden
= Poilaniella fragilis Gagnep.; Bull. Soc. Bot. France 72: 467 (1925)
species :
Trigonostemon hartleyi
Airy Shaw; Kew Bull. 33(3): 535 (1979)
Distribution: New Guinea (Papua New Guinea)
42 NWG
Remarks: sect. Tylosepalum
species :
Trigonostemon heteranthus
Wight; Icon. Pl. Ind. Orient. [Wight], t. 1890 (1852)
Distribution: Myanmar
41 MYA
Remarks: probably sect. Tylosepalum
species :
Trigonostemon inopinatus
Airy Shaw; Kew Bull. 31(2): 396 (1976)
Distribution: Australia (Queensland)
50 AUS
Remarks: sect. Tylosepalum
species :
Trigonostemon kerrii
Craib; Bull. Misc. Inform. Kew 1924: 97 (1924)
Distribution: N-Thailand
41 THA
Remarks: probably sect. Trigonostemon
species :
Trigonostemon laevigatus
Müll.Arg.; Flora 47: 538 (1864)
Distribution: Andaman Isl.; peninsular Thailand; Vietnam; peninsular Malaysia (Langkawi Isl., Penang, Terengganu, Perak, P. Tioman Pahang, Johor); Sumatera; Borneo; Brunei; Philippines; Lesser Sunda Isl.
41 AND THA VIE 42 BOR BRN LSI MLY PHI SUM
Remarks: sect. Tylosepalum
Synonyms: hidden
= Trigonostemon anomalus Merr.; Philipp. J. Sci. 16: 569 (1920)
= Trigonostemon everettii Merr.; Philipp. J. Sci., C 7: 408 (1912 publ. 1913)
= Trigonostemon laevigatus var. petiolaris Airy Shaw; Kew Bull. 32(2): 417 (1978)
variant :
var. croceus
(B.C.Stone) R.Y.Yu & Welzen; Blumea 62(3): 197 (2018)
Distribution: peninsular Thailand; peninsular Malaysia (Genting Highlands, Selangor)
41 THA 42 MLY
Synonyms: hidden
= Trigonostemon croceus B.C.Stone; Malaysian Forester 43(2): 249 (1980)
species :
Trigonostemon lanceolatus
(S.Moore) Pax; Pflanzenreich [Engler] IV.147.III, Heft 47 (Euph.-Cluytieae): 92 (1911)
Distribution: Myanmar; SE-Thailand; Vietnam
41 MYA THA VIE
Remarks: probably sect. Trigonostemon
Synonyms: hidden
= Nepenthandra lanceolata S.Moore; J. Bot. 43: 149 (1905)
= Trigonostemon phyllocalyx Gagnep.; Bull. Soc. Bot. France 72: 469 (1925)
species :
Trigonostemon lii
Y.T.Chang; Guihaia 3(3): 175 (1983)
Distribution: China (S-Yunnan)
36 CHI
Remarks: sect. Tylosepalum
species :
Trigonostemon longifolius
Baill.; Étude Euphorb. 341, t. 11 (1858)
Distribution: China (Hainan); Andaman Isl.; Myanmar; Thailand; Vietnam; peninsular Malaysia (throughout); Singapore; Sumatera (incl. Mentawai); Borneo (Sabah, Sarawak, Kalimantan); Brunei; Philippines (Mindanao)
36 CHI 41 AND MYA THA VIE 42 BOR BRN MLY PHI SNG SUM
Remarks: sect. Spinipollen
Synonyms: hidden
= Alchornea cuneata Miq.; Ann. Mus. Bot. Lugduno-Batavi 4: 122 (1869)
= Alchornea cuneifolia (Miq.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 900 (1866)
= Athroisma dentatum Griff.; Not. Pl. Asiat. 4: 478 (1854)
= Athroisma serratum Griff.; Not. Pl. Asiat. 4: 477 (1854)
= Croton longipedunculatus Elmer; Leafl. Philipp. Bot. 1: 311 (1908)
= Prosartema gaudichaudii Gagnep.; Bull. Soc. Bot. France 72: 468 (1925) (non Müll. Arg.)
= Pseudotrewia cuneifolia Miq.; Fl. Ned. Ind., Eerste Bijv. 462 (1861)
= Trigonostemon elmeri Merr.; Univ. Calif. Publ. Bot. 15: 162 (1929)
= Trigonostemon gagnepainianus Airy Shaw; Kew Bull. 32(2): 415 (1978), nom. nov.
= Trigonostemon honbaensis Tagane & Yahara; Acta Phytotax. Geobot. 68(1): 42 (2017)
= Trigonostemon howii Merr. & Chun; Sunyatsenia 2(3-4): 262-263, t. 53 (1935)
= Trigonostemon ionthocarpus Airy Shaw; Kew Bull. 21: 407 (1968)
= Trigonostemon longipedunculatus (Elmer) Elmer; Leafl. Philipp. Bot. 4(68): 1306 (1911)
= Trigonostemon longipedunculatus var. mollis R.I.Milne; Kew Bull. 50(1): 40 (1995)
= Trigonostemon matangensis R.I.Milne; Kew Bull. 49: 445 (1994)
= Trigonostemon oblanceolatus C.B.Rob.; Philipp. J. Sci., C 6: 337 (1911)
= Trigonostemon ridleyi Merr. ex Jabl.; Brittonia 15: 165 (1963)
= Trigonostemon sanguineus Ridl.; Bull. Misc. Inform. Kew 1926: 80 (1926), nom. illeg.
= Wetria cuneifolia (Miq.) Pax; Nat. Pflanzenfam. [Engler & Prantl] III, 5: 57 (1890), et in Pflanzenr. [Engler] IV.147.VII, Heft 63 (Euph.-Mercurialinae): 220 (1914), et Nat. Pflanzenfam., ed. 2 [Engler & Prantl] 19c: 119 (1931)
species :
Trigonostemon longipes
(Merr.) Merr.; Philipp. J. Sci., C 11: 191 (1916)
Distribution: Philippines
42 PHI
Remarks: sect. Trigonostemon
Synonyms: hidden
= Dimorphocalyx longipes Merr.; Philipp. J. Sci. 1(Suppl.): 82 (1906)
species :
Trigonostemon lychnos
(R.I.Milne) R.Y.Yu & Welzen; Blumea 62(3): 201 (2018)
Distribution: Brunei
42 BRN
Remarks: sect. Trigonostemon
Synonyms: hidden
= Trigonostemon polyanthus var. lychnos R.I.Milne; Kew Bull. 50(1): 35 (1995)
species :
Trigonostemon magnificus
R.I.Milne; Kew Bull. 50(1): 51 (1995)
Distribution: N-Sumatera
42 SUM
species :
Trigonostemon malaccanus
Müll.Arg.; Flora 47: 482 (1864)
Distribution: Myanmar; S-Thailand; peninsular Malaysia; Singapore; N-Sumatera
41 MYA THA 42 MLY SNG SUM
Remarks: sect. Trigonostemon
Synonyms: hidden
= Trigonostemon laetus Baill. ex Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1109 (1866)
species :
Trigonostemon merrillii
Elmer; Leafl. Philipp. Bot. 4: 1304 (1911)
Distribution: Borneo; Palawan
42 BOR PLW
Remarks: sect. Spinipollen
species :
Trigonostemon montanus
R.Y.Yu & Welzen; Blumea 65(1): 38 (2020)
Distribution: India (Assam)
40 IND
species :
Trigonostemon murtonii
Craib; Bull. Misc. Inform. Kew 1911: 464 (1911)
Distribution: SE-Thailand; Cambodia; Vietnam
41 CBD THA VIE
Remarks: sect. Trigonostemon
Synonyms: hidden
= Trigonostemon pierrei Gagnep.; Bull. Soc. Bot. France 69: 752 (1922 publ. 1923)
= Trigonostemon pinnatus Gagnep.; Bull. Soc. Bot. France 69: 752 (1922 publ. 1923)
species :
Trigonostemon nemoralis
Thwaites; Enum. Pl. Zeyl. [Thwaites] 277 (1859)
Distribution: S-India (Tamil Nadu, Kerala); Sri Lanka
40 IND SRL
Remarks: sect. Pycnanthera
species :
Trigonostemon oblongifolius
Merr.; Philipp. J. Sci., C 7: 409 (1912 publ. 1913)
Distribution: Philippines (Luzon)
42 PHI
Remarks: probably sect. Spinipollen
Synonyms: hidden
= Trigonostemon luzoniensis Merr.; Philipp. J. Sci. 16: 568 (1920)
species :
Trigonostemon pachyphyllus
Airy Shaw; Kew Bull. 25(3): 546 (1971)
Distribution: peninsular Thailand
41 THA
species :
Trigonostemon palustris
R.Y.Yu & Welzen; Blumea 65(1): 20 (2020)
Distribution: Palawan
42 PLW
species :
Trigonostemon pentandrus
Pax & K.Hoffm.; Pflanzenreich [Engler] IV.147.VII, Heft 63 (Euph.-Mercurialinae): 406 (1914)
Distribution: peninsular Malaysia
42 MLY
Remarks: sect. Trigonostemon
species :
Trigonostemon philippinensis
Stapf; Leafl. Philipp. Bot. 1: 206 (1907)
Distribution: China (Guangxi, Guizhou, W-Yunnan); NW-Thailand; Myanmar; Laos; Vietnam; peninsular Malaysia (Johor); Sumatera; Borneo; Philippines (Panay, Leyte, Luzon)
36 CHI 41 LAO MYA THA VIE 42 BOR MLY PHI SUM
Remarks: sect. Tylosepalum
Synonyms: hidden
= Prosartema laotica (Gagnep.) Gagnep.; Bull. Soc. Bot. France 71: 876 (1924 publ. 1925)
= Prosartema stellaris Gagnep.; Bull. Soc. Bot. France 71: 875 (1924 publ. 1925)
= Trigonostemon laoticus Gagnep.; Bull. Soc. Bot. France 69: 751 (1922 publ. 1923)
= Trigonostemon nigrifolius N.P.Balakr. & Chakr.; J. Econ. Taxon. Bot. 5(1): 173 (1984)
= Trigonostemon stellaris (Gagnep.) Airy Shaw; Kew Bull. 32(2): 415 (1978)
= Trigonostemon stellaris (Gagnep.) P.H.Hô; Câyco Vietnam (Illustr. Fl. Vietnam) 2(1): 344 (1992), isonym
= Trigonostemon thyrsoideus Stapf; Bull. Misc. Inform. Kew 1909: 264 (1909)
species :
Trigonostemon polyanthus
Merr.; Philipp. J. Sci., C 9: 492 (1914 publ. 1915)
Distribution: peninsular Malaysia (twice from S. E. Johor); Borneo; Brunei; Philippines (Samar)
42 BOR BRN MLY PHI
Remarks: sect. Trigonostemon
Synonyms: hidden
= Trigonostemon diffusus subsp. condensus R.Milne; Kew Bull. 50: 47 (1995)
species :
Trigonostemon praetervisus
Airy Shaw; Kew Bull. 37(1): 121 (1982)
Distribution: India (Assam); Myanmar
40 IND 41 MYA
Synonyms: hidden
= Trigonostemon birmanicus Chakr. & N.P.Balakr.; J. Econ. Taxon. Bot. 5(1): 175 (1984)
species :
Trigonostemon quocensis
Gagnep.; Bull. Soc. Bot. France 69: 753 (1922 publ. 1923)
Distribution: Thailand; Laos; Cambodia; S-Vietnam
41 CBD LAO THA VIE
Remarks: sect. Tylosepalum
species :
Trigonostemon reidioides
(Kurz) Craib; Bull. Misc. Inform. Kew 1911: 464 (1911)
Distribution: Myanmar; Thailand; Laos; Cambodia; Vietnam
41 CBD LAO MYA THA VIE
Remarks: sect. Spinipollen
Synonyms: hidden
= Baliospermum reidioides Kurz; Flora 58: 32 (1875)
= Trigonostemon hybridus Gagnep.; Bull. Soc. Bot. France 69: 750 (1922 publ. 1923)
= Trigonostemon rubescens Gagnep.; Bull. Soc. Bot. France 69: 754 (1922 publ. 1923)
species :
Trigonostemon rufescens
Jabl.; Brittonia 15: 152 (1963)
Distribution: peninsular Malaysia (Johor)
42 MLY
Remarks: sect. Trigonostemon
species :
Trigonostemon sandakanensis
Jabl.; Brittonia 15: 159 (1963)
Distribution: Borneo (Sabah)
42 BOR
Remarks: sect. Spinipollen
species :
Trigonostemon scopulatus
R.Y.Yu & Welzen; Blumea 62(3): 210 (2018)
Distribution: peninsular Malaysia; Singapore
42 MLY SNG
Remarks: probably sect. Trigonostemon
species :
Trigonostemon semperflorens
(Roxb.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1110 (1866)
Distribution: NE-India (Assam, Meghalaya); Bangladesh
40 BAN IND
Remarks: sect. Trigonostemon
Synonyms: hidden
= Silvaea hookeriana Baill.; Étude Euphorb. 342 (1858), nom. superfl.
= Silvaea semperflorens (Roxb.) Hook. & Arn.; Bot. Beechey Voy. [Hooker & Arnott] 211 (1837), nom. inval.
= Trigonostemon hookerianus (Baill.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1109 (1866)
species :
Trigonostemon serratus
Blume; Bijdr. Fl. Ned. Ind. 600 (1826)
Distribution: Jawa; Lesser Sunda Isl. (Bali)
42 JAW LSI
Remarks: probably sect. Trigonostemon
species :
Trigonostemon sinclairii
Jabl.; Brittonia 15: 154 (1963)
Distribution: peninsular Malaysia (Kedah, Kelantan, Terengganu)
42 MLY
Remarks: probably sect. Trigonostemon
species :
Trigonostemon tuberculatus
F.Du & Ju He; Kew Bull. 65(1): 111 (2010)
Distribution: China (Yunnan)
36 CHI
Remarks: probably sect. Tylosepalum
species :
Trigonostemon verticillatus
(Jack) Pax; Pflanzenreich [Engler] IV.147.III, Heft 47 (Euph.-Cluytieae): 87 (1911)
Distribution: SE- & peninsular Thailand; peninsular Malaysia (Penang, Perak, Selangor, Melaka)
41 THA 42 MLY
Remarks: sect. Trigonostemon
Synonyms: hidden
= Enchidium verticillatum Jack; Malayan Misc. 2(7): 89 (1822)
= Telogyne indica Baill.; Étude Euphorb. 328 (1858)
= Trigonostemon indicus (Baill.) Müll.Arg.; Linnaea 34: 214 (1865 publ. 1866)
variant :
var. salicifolius
(Ridl.) Whitmore; Gard. Bull. Singapore 26(1): 52 (1972)
Distribution: peninsular Malaysia; Brunei
42 BRN MLY
Synonyms: hidden
= Trigonostemon salicifolius Ridl.; Bull. Misc. Inform. Kew 1923: 366 (1923)
species :
Trigonostemon victoriae
R.Y.Yu & Welzen; Blumea 62(3): 215 (2018)
Distribution: Philippines
42 PHI
Remarks: sect. Trigonostemon
species :
Trigonostemon villosus
Hook.f.; Fl. Brit. India [J.D.Hooker] 5: 397 (1887)
Distribution: peninsular Malaysia (Terengganu and Perak southward); Singapore; ?N-Sumatera
42 MLY SNG
Remarks: sect. Trigonostemon
Synonyms: hidden
= Trigonostemon carnosulus Airy Shaw; Kew Bull. 32(2): 415 (1978)
= Trigonostemon tomentellus Pax & K.Hoffm.; Pflanzenreich [Engler] IV.147.III, Heft 47 (Euph.-Cluytieae): 89 (1911)
variant :
var. borneensis
(Merr.) Airy Shaw; Kew Bull., Addit. Ser. 4: 205 (1975)
Distribution: peninsular Malaysia; Sumatera; Borneo (Sabah, Sarawak); Philippines (Leyte, Mindanao)
42 BOR MLY PHI SUM
Synonyms: hidden
= Trigonostemon hirsutus C.B.Rob.; Philipp. J. Sci., C 6: 335 (1911)
= Trigonostemon villosus subsp. caesius R.I.Milne; Kew Bull. 50: 37 (1995)
= Trigonostemon wenzelii Merr.; Philipp. J. Sci., C 8: 380 (1913)
variant :
var. cordatus
R.Y.Yu & Welzen; Blumea 62(3): 220 (2018)
Distribution: Borneo (Sabah)
42 BOR
variant :
var. merrillianus
(Airy Shaw) R.Y.Yu & Welzen; Blumea 62(3): 220 (2018)
Distribution: Borneo; Philippines (Panay)
42 BOR PHI
Synonyms: hidden
= Dimorphocalyx borneensis Merr.; Philipp. J. Sci., C 11: 73 (1916)
= Trigonostemon acuminatus Merr.; Philipp. J. Sci., C 11: 190 (1916)
= Trigonostemon laxiflorus Merr.; Philipp. J. Sci. 16: 567 (1920)
= Trigonostemon merrillianus Airy Shaw; Kew Bull. 25(3): 549 (1971) (nom. nov. for Dimorphocalyx borneensis Merr.)
variant :
var. nicobaricus
(Chakr.) N.P.Balakr. & Chakr.; Candollea 46(2): 629 (1991)
Distribution: Nicobar Isl. (Great Nicobar Isl.)
41 NCB
Synonyms: hidden
= Trigonostemon nicobaricus Chakr.; J. Econ. Taxon. Bot. 5(1): 203 (1984)
species :
Trigonostemon viridissimus
(Kurz) Airy Shaw; Kew Bull. 25(3): 545 (1971)
Distribution: India (Meghalaya); Andaman Isl. (North Andaman Isl.); Myanmar; Thailand; peninsular Malaysia (Ulu Gali and Bt Serdam, Pahang); Sumatera; Borneo; Philippines (Panay, Luzon); Jawa; Lesser Sunda Isl. (Timor, etc.); East Timor
40 IND 41 AND MYA THA 42 BOR JAW LSI MLY PHI SUM
Remarks: sect. Tylosepalum
Synonyms: hidden
= Blachia viridissima (Kurz) King; J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 65: 455 (1896)
= Kurziodendron viridissimum (Kurz) N.P.Balakr.; Bull. Bot. Surv. India 8: 68 (1966)
= Neotrigonostemon diversifolius Pax & K.Hoffm.; Notizbl. Bot. Gart. Berlin-Dahlem 10: 385 (1928)
= Sabia viridissima Kurz; (1872)
= Trigonostemon chatterjii Deb & G.K.Deka; Indian Forester 91: 577 (1965)
= Trigonostemon macgregorii Merr.; Philipp. J. Sci. 16: 566 (1920)
= Trigonostemon membranaceus Pax & K.Hoffm.; Pflanzenreich [Engler] IV.147.III, Heft 47 (Euph.-Cluytieae): 91 (1911)
= Trigonostemon ovatifolius J.J.Sm. ex Koord. & Valeton; Meded. Dept. Landb. Ned.-Indië Ned.-Indie 10: 583 (1910)
= Trigonostemon sumatranus Pax & K.Hoffm.; Pflanzenreich [Engler] IV.147.III, Heft 47 (Euph.-Cluytieae): 90 (1911)
= Trigonostemon viridissimus var. chatterjii (Deb & G.K.Deka) N.P.Balakr. & Chakr.; J. Econ. Taxon. Bot. 5: 967 (1984)
= Trigonostemon viridissimus var. confertifolius N.P.Balakr. & N.G.Nair; Bull. Bot. Surv. India 24: 36 (1982 publ. 1983)
variant :
var. elegantissimus
(Airy Shaw) Airy Shaw; Kew Bull., Addit. Ser. 4: 206 (1975)
Distribution: China (SE-Yunnan, W-Guangxi, Hainan); Laos; Cambodia; Vietnam; peninsular Malaysia (once from Ulu Endau, Johor); Borneo
36 CHI 41 CBD LAO VIE 42 BOR MLY
Synonyms: hidden
= Trigonostemon chinensis f. fungii (Merr.) Y.T.Chang; Acta Phytotax. Sin. 27(2): 149 (1989)
= Trigonostemon chinensis Merr.; Philipp. J. Sci. 21(5): 498-499 (1922)
= Trigonostemon elegantissimus Airy Shaw; Kew Bull. 20: 48 (1966)
= Trigonostemon fungii Merr.; Lingnan Sci. J. 11(1): 47 (1932)
= Trigonostemon huangmosu Y.T.Chang; Guihaia 3(3): 174 (1983)
= Trigonostemon kwangsiensis Hand.-Mazz.; Sinensia 2(10): 130-131 (1932)
= Trigonostemon leucanthus var. hainanensis H.S.Kiu; Guihaia 12: 211 (1992)
= Trigonostemon sanguineus Gagnep.; Bull. Soc. Bot. France 72: 470 (1925)
species :
Trigonostemon wetriifolius
Airy Shaw & Ng; Malaysian Forester 41(3): 237 (1978)
Distribution: peninsular Malaysia (Lesong F. R., Endau-Rompin, south Pahang)
42 MLY
Remarks: probably sect. Trigonostemon
species :
Trigonostemon whiteanus
(Croizat) Airy Shaw; Kew Bull. 38(1): 68 (1983)
Distribution: Philippines (Luzon)
42 PHI
Synonyms: hidden
= Cheilosa whiteana Croizat; J. Arnold Arbor. 23: 507 (1942)
species :
Trigonostemon wildeorum
R.Y.Yu & Welzen; Blumea 62(3): 222 (2018)
Distribution: Sumatera
42 SUM
Remarks: probably sect. Trigonostemon
species :
Trigonostemon xyphophylloides
(Croizat) L.K.Dai & T.L.Wu; Acta Phytotax. Sin. 8(3): 278 (1963)
Distribution: China (Hainan)
36 CHI
Remarks: sect. Tylosepalum
Synonyms: hidden
= Cleidion xyphophylloides Croizat; J. Arnold Arbor. 21(4): 503-504 (1940)