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228.0000 Family Melastomataceae Juss.; Gen. Pl. [Jussieu] 328 (1789), nom. cons.
148 genera, ca. 6000 spp. tropics, by far the majority in tropical America, almost 1000 in Colombia. Complete phylogeny: Goldenberg et al. (2022), refined by Quakenbush et al. (2025)
Species listed in database: 6137; hybrids: 2
= Blakeaceae Rchb. ex Barnhart; Bull. Torrey Bot. Club 22: 19 (1895)
= Memecylaceae DC.; Linnaea 2: 505 (1827)
= Miconiaceae Mart.; Consp. Regn. Veg. [Martius] 64 (1835)
= Mouririaceae Gardner; J. Bot. [Hooker] 2: 22 (1840)
= Rhexiaceae Dumort.; Commentat. Bot. [Dumortier] 59 (1822)
228.4831 Genus Rousseauxia DC.; Prodr. [A.P. de Candolle] 3: 152 (1828)
Distribution: Madagascar
Species listed in database: 13
species :
Rousseauxia andringitrensis (H.Perrier) Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 188 (1973)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Osbeckia andringitrensis H.Perrier; Mém. Acad. Malgache 12: 12 (1932)
species :
Rousseauxia aurata (H.Perrier) Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 182 (1973)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Osbeckia aurata H.Perrier; Notul. Syst. (Paris) 12: 89 (1945)
species :
Rousseauxia chrysophylla (Desr.) DC.; Prodr. [A.P. de Candolle] 3: 153 (1828)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Melastoma chrysophyllum Desr.; Encycl. [J.Lamarck et al.] 4: 50 (1797)
= Osbeckia chrysophylla (DC.) H.Perrier; Mém. Acad. Malgache 12: 14 (1932)
= Osbeckia chrysophylla var. heterochroma H.Perrier; Notul. Syst. (Paris) 12: 90 (1945)
= Osbeckia chrysophylla var. setulosa H.Perrier; Notul. Syst. (Paris) 12: 90 (1945)
= Osbeckia elliotii Cogn.; J. Linn. Soc., Bot. 29: 17 (1893), et Monogr. Phan. [A.DC. & C.DC.] 7: 1178 (1891)
= Rousseauxia chrysophylla var. setulosa (H.Perrier) Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 181 (1973)
species :
Rousseauxia cistoides Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 185 (1973)
Distribution: Madagascar
29 MDG
species :
Rousseauxia dionychoides (Cogn.) Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 182 (1973)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Osbeckia bicolor H.Perrier; Mém. Acad. Malgache 3: 62 (1927), nomen, et Mém. Acad. Malgache 12: 15 (1932)
= Osbeckia dionychoides Cogn. ex Elliott; J. Linn. Soc., Bot. 29: 17 (1893), et Monogr. Phan. [A.DC. & C.DC.] 7: 1178 (1891)
= Rousseauxia dionychoides subsp. fulva Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 183 (1973)
species :
Rousseauxia glauca Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 184 (1973)
Distribution: Madagascar
29 MDG
species :
Rousseauxia gracilis Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 187 (1973)
Distribution: Madagascar
29 MDG
species :
Rousseauxia humbertii (H.Perrier) Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 188 (1973)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Osbeckia humberti H.Perrier; Mém. Acad. Malgache 12: 13 (1932)
species :
Rousseauxia madagascariensis (Cogn.) Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 185 (1973)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Osbeckia madagascariensis Cogn.; Monogr. Phan. [A.DC. & C.DC.] 7: 328 (1891)
species :
Rousseauxia mandrarensis (H.Perrier) Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 186 (1973)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Osbeckia mandrarensis H.Perrier; Mém. Acad. Malgache 12: 11 (1932)
species :
Rousseauxia marojejensis Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 188 (1973)
subspecies :
subsp. marojejensis
Distribution: Madagascar
29 MDG
variant :
var. hirsuta Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 190 (1973)
Distribution: Madagascar
29 MDG
subspecies :
subsp. lepidota Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 189 (1973)
Distribution: Madagascar
29 MDG
subspecies :
subsp. sericea Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 191 (1973)
Distribution: Madagascar
29 MDG
species :
Rousseauxia minimifolia (Jum. & Perr.) Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 188 (1973)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Osbeckia minimifolia Jum. & H.Perrier; Ann. Mus. Colon. Marseille, Sér. 3, 1: 257 (1913). in obs.
species :
Rousseauxia tamatavensis (H.Perrier) Jacq.-Fél.; Adansonia, Sér. 2, 13(2): 185 (1973)
Distribution: Madagascar
29 MDG
Synonyms: hidden
= Osbeckia tamatavensis H.Perrier; Mém. Acad. Malgache 12: 17 (1932)
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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