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492.0000 Family Rubiaceae Juss.; Gen. Pl. [Jussieu] 196 (1789), nom. cons.
589 genera, ca. 14.200 spp. mostly tropics, comparably few temperate. Phylogeny: Razafimandimbison & Rydin (2024)
Species listed in database: 14370; hybrids: 47
= Aparinaceae Hoffmanns. & Link; Fl. Portug. [Hoffmannsegg] 2: 3, 38 (1813-1829)
= Asperulaceae Cham. ex Spenn.; Handb. Angew. Bot. 2: 493 (1835)
= Catesbaeaceae Martinov; Tekhno-Bot. Slovar 111 (1820)
= Cephalanthaceae Raf.; Ann. Gén. Sci. Phys. 6: 86 (1820)
= Cinchonaceae Batsch; Tab. Affin. Regni Veg. 234 (1802)
= Coffeaceae Batsch; Tab. Affin. Regni Veg. 233 (1802)
= Coutareaceae Martinov; Tekhno-Bot. Slovar 168 (1820)
= Dialypetalanthaceae Rizzini & Occhioni; Lilloa 17: 253 (1948), nom. cons.
= Galiaceae Lindl.; Intr. Nat. Syst. Bot., ed. 2: 249 (1836)
= Gardeniaceae Dumort.; Anal. Fam. Pl. 29, 32 (1829)
= Guettardaceae Batsch; Tab. Affin. Regni Veg. 235 (1802)
= Hameliaceae Mart.; Consp. Regn. Veg. [Martius] 31 (1835)
= Hedyotidaceae Dumort.; Commentat. Bot. [Dumortier] 57 (1822)
= Henriqueziaceae Bremek.; Acta Bot. Neerl. 6 (Meded. Bot. Mus. Herb. Rijks Univ. Utrecht 141): 371 (1957)
= Houstoniaceae Raf.; Good Book 21 (1840)
= Hydrophylacaceae Martinov; Tekhno-Bot. Slovar 318 (1820)
= Lippayaceae Meisn.; Pl. Vasc. Gen. [Meisner], Tab. Diagn. 156, Comm. 112 (1838)
= Lygodisodeaceae Bartl.; Ord. Nat. Pl. 123, 207 (1830)
= Naucleaceae Wernham; New Phytol. 11: 225 (1912)
= Nonateliaceae Martinov; Tekhno-Bot. Slovar 420 (1820)
= Operculariaceae Juss. ex Perleb; Vers. Arzneikr. Pfl. 207 (1818)
= Pagamaeaceae Martinov; Tekhno-Bot. Slovar 447 (1820)
= Psychotriaceae F.Rudolphi; Syst. Orb. Veg. 49 (1830)
= Randiaceae Martinov; Tekhno-Bot. Slovar 534 (1820)
= Sabiceaceae Martinov; Tekhno-Bot. Slovar 555 (1820)
= Spermacoceaceae Bercht. & J.Presl; Přir. Rostlin 256 (1820)
= Theligonaceae Dumort.; Anal. Fam. Pl. 15, 17 (1829), nom. cons.
492.8710 Genus Polysphaeria Hook.f.; Gen. Pl. [Bentham & Hooker f.] 2: 108 (1873)
Distribution: Tropical Africa (12), Madagascar (9), Comores, Aldabra Isl.
Species listed in database: 24
species :
Polysphaeria acuminata Verdc.; Kew Bull. 35(1): 106 (1980)
Distribution: Madagascar
29 MDG
species :
Polysphaeria aethiopica Verdc.; Kew Bull. 35(1): 128 (1980)
Distribution: Ethiopia
24 ETH
species :
Polysphaeria arbuscula K.Schum.; Bot. Jahrb. Syst. 33: 349 (1903)
Distribution: Ivory Coast; Ghana; Togo; Benin; Nigeria; Cameroon; SW-Chad
22 BEN GHA IVO NGA TOG 23 CMN 24 CHA
Synonyms: hidden
= Polysphaeria lagosensis A.Chev.; Rev. Bot. Appl. Agric. Trop. 18: 418 (1938), pro syn.
species :
Polysphaeria braunii K.Krause; Bot. Jahrb. Syst. 57: 33 (1920)
Distribution: Tanzania
25 TAN
species :
Polysphaeria capuronii Verdc.; Kew Bull. 35(1): 120 (1980)
Distribution: Madagascar
29 MDG
species :
Polysphaeria cleistocalyx Verdc.; Kew Bull. 35(1): 112 (1980)
Distribution: Kenya; Tanzania
25 KEN TAN
variant :
var. pedunculata Verdc.; Kew Bull. 35(1): 113 (1980)
Distribution: Tanzania
25 TAN
species :
Polysphaeria dischistocalyx Brenan; Kew Bull. [4]: 81 (1949)
Distribution: Tanzania; Zambia; Malawi; Mozambique
25 TAN 26 MLW MOZ ZAM
species :
Polysphaeria grandiflora Cavaco; Adansonia, Sér. 2, 8: 382 (1968)
Distribution: Madagascar
29 MDG
species :
Polysphaeria grandis (Baill.) Cavaco; Adansonia, Sér. 2, 8: 380 (1968)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Cremaspora grandis Baill.; Adansonia 12: 235 (1879)
species :
Polysphaeria harrisii I.Darbysh. & C.Langa; Phytotaxa 414(1): 7 (2019)
Distribution: Mozambique
26 MOZ
species :
Polysphaeria hirta Verdc.; Kew Bull. 35(1): 104 (1980)
Distribution: Madagascar
29 MDG
species :
Polysphaeria lanceolata Hiern; Fl. Trop. Afr. [Oliver et al.] 3: 128 (1877)
subspecies :
subsp. lanceolata
Distribution: South Sudan; Kenya; Tanzania; Malawi; Mozambique
24 SSU 25 KEN TAN 26 MLW MOZ
Synonyms: hidden
= Polysphaeria lanceolata var. obtusior Hiern; Fl. Trop. Afr. [Oliver et al.] 3: 128 (1877)
= Polysphaeria lanceolata var. pedata Brenan; Mem. New York Bot. Gard. 8: 451 (1954)
= Polysphaeria schweinfurthii Hiern; Fl. Trop. Afr. [Oliver et al.] 3: 128 (1877)
= Polysphaeria zombensis S.Moore; J. Linn. Soc., Bot. 37: 306 (1906)
subspecies :
subsp. comorensis Hiern ex Verdc.; Kew Bull. 35(1): 124 (1980)
Distribution: Comores
29 COM
subspecies :
subsp. ellipticifolia Verdc.; Kew Bull. 35(1): 123 (1980)
Distribution: Tanzania
25 TAN
subspecies :
subsp. harleyi Verdc.; Kew Bull. 35(1): 124 (1980)
Distribution: Tanzania
25 TAN
species :
Polysphaeria lepidocarpa Verdc.; Kew Bull. 35(1): 119 (1980)
Distribution: Madagascar
29 MDG
species :
Polysphaeria macrantha Brenan; Kew Bull. [4]: 83 (1949)
Distribution: Tanzania
25 TAN
species :
Polysphaeria macrophylla K.Schum.; Bot. Jahrb. Syst. 33: 349 (1903)
Distribution: Liberia; Ghana; Nigeria; Cameroon; Bioko Isl. [Fernando Poo]
22 GHA LBR NGA 23 BIO CMN
species :
Polysphaeria maxima (Baill.) Cavaco; Adansonia, Sér. 2, 8: 380 (1968)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Cremaspora maxima Baill.; Adansonia 12: 236 (1879)
species :
Polysphaeria multiflora Hiern; Fl. Trop. Afr. [Oliver et al.] 3: 127 (1877)
subspecies :
subsp. multiflora
Distribution: Kenya; Tanzania; Mozambique; Comores (Mayotte, etc.); Mauritius [I]; La Réunion [I]; Aldabra [I] (Aldabra Isl. [I], Asuncio Isl. [I], Cosmoledo Isl. [I], Astove Isl. [I])
25 KEN TAN 26 MOZ 29 ald COM mau reu
Synonyms: hidden
= Cremaspora congesta Baill.; Adansonia 12: 283 (1879)
= Polysphaeria congesta (Baill.) Cavaco; Adansonia, Sér. 2, 8: 380 (1968)
= Polysphaeria neriifolia K.Schum.; Pflanzenw. Ost-Afrikas [Engler] C 383 (1895)
= Polysphaeria squarrosa K.Krause; Bot. Jahrb. Syst. 39: 531 (1907)
subspecies :
subsp. pubescens Verdc.; Kew Bull. 35(1): 127 (1980)
Distribution: Somalia; Kenya; Tanzania
24 SOM 25 KEN TAN
Synonyms: hidden
= Plectronia guidottii Chiov.; Fl. Somala 2: 246 (1932)
= Polysphaeria jubensis Chiov.; Fl. Somala 2: 242 (1932)
species :
Polysphaeria ntemii S.E.Dawson & Gereau; Novon 20(3): 261 (2010)
Distribution: Tanzania
25 TAN
species :
Polysphaeria ovata Cavaco; Adansonia, Sér. 2, 8: 382 (1968)
Distribution: Madagascar
29 MDG
species :
Polysphaeria parvifolia Hiern; Fl. Trop. Afr. [Oliver et al.] 3: 128 (1877)
Distribution: South Sudan; Ethiopia; Somalia; Kenya; Tanzania
24 ETH SOM SSU 25 KEN TAN
Synonyms: hidden
= Polysphaeria parvifolia var. glabra Hiern; Fl. Trop. Afr. [Oliver et al.] 3: 128 (1877)
species :
Polysphaeria pedunculata K.Schum. ex De Wild.; Ann. Mus. Congo Belge, Bot., Sér. 4, 226 (1903)
Distribution: D. R. Congo [Zaire]
23 ZAI
variant :
var. reducta Verdc.; Kew Bull. 35(1): 111 (1980)
Distribution: D. R. Congo [Zaire]
23 ZAI
species :
Polysphaeria ribauensis I.Darbysh. & C.Langa; Phytotaxa 414(1): 5 (2019)
Distribution: Mozambique
26 MOZ
species :
Polysphaeria subnudifaux Verdc.; Kew Bull. 35(1): 108 (1980)
subspecies :
subsp. subnudifaux
Distribution: Cameroon; Congo [Brazzaville]; Central African Republic; Cabinda; D. R. Congo [Zaire]
23 CAB CAF CMN CON ZAI
subspecies :
subsp. dewevrei Verdc.; Kew Bull. 35(1): 110 (1980)
Distribution: D. R. Congo [Zaire]
23 ZAI
species :
Polysphaeria tubulosa (Baill.) Cavaco; Adansonia, Sér. 2, 8: 380 (1968)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Cremaspora tubulosa Baill.; Adansonia 12: 234 (1879)
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A complete, synonymic checklist of the Higher Plants of the World

Version 26.08 (August 2nd, 2026)

Covering 360,349 accepted species,
8,927 hybrids, 47,544 accepted infraspecific taxa and 1,011,667 synonyms,
in total 1,428,487* names

[*about 20,000 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