227.0000
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: 6080; 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)
227.4129
Genus
Oxyspora DC.; Prodr. [A.P. de Candolle] 3: 123 (1828)
Distribution: India, S-China, Indochina, Malesia. The genus was hopelessly paraphyletic, only few species belong to Oxyspora s. str.
Species listed in database: 12
species :
Oxyspora beccarii
(Cogn.) J.F.Maxwell; Gard. Bull. Singapore 35(2): 216 (1982 publ. 1983)
Distribution: Borneo; Brunei
42 BOR BRN
Synonyms: hidden
= Anerincleistus beccarii Cogn.; Handl. Fl. Ned. Ind. [Boerlage] 1(2): 531 (1890), et Monogr. Phan. [A.DC. & C.DC.] 7: 478 (1891)
species :
Oxyspora cernua
(Roxb.) Triana; Trans. Linn. Soc. London 28: 73 (1871 publ. 1872)
Distribution: SE-Tibet; Bhutan; India (Arunachal Pradesh, Assam, Manipur, Meghalaya, Nagaland); Bangladesh; Myanmar
36 TIB 40 BAN BHU IND 41 MYA
Remarks: probably Oxyspora s. str.
Synonyms: hidden
= Melastoma cernuum Roxb.; Hort. Bengal. 33 (1814), nomen, et Fl. Ind. 2: 404 (1832)
= Allozygia cernua Naudin; Ann. Sci. Nat., Bot., Sér. 3, 15: 309, t. 15 (1851)
species :
Oxyspora decidua
Aver.; Pl. Diversity Fl. Veg. Hin Nam No 109 (2019)
Distribution: Laos
41 LAO
Remarks: provisionally accepted name, genus unconfirmed
species :
Oxyspora floribunda
Ridl.; Fl. Malay Penins. 1: 768 (1922)
Distribution: peninsular Malaysia (Perak)
42 MLY
Remarks: provisionally accepted name, genus unconfirmed
species :
Oxyspora hirta
Ridl.; J. Fed. Malay States Mus. 6: 148 (1915)
Distribution: peninsular Malaysia (Gunung Tahan, Pahang)
42 MLY
Remarks: provisionally accepted name, genus unconfirmed
species :
Oxyspora ovata
(Ridl.) C.Hansen; Nordic J. Bot. 2(6): 559 (1983)
Distribution: Borneo
42 BOR
Synonyms: hidden
= Anerincleistus ovatus Ridl.; Kew Bull. [1]: 34 (1946)
species :
Oxyspora paniculata
(D.Don) DC.; Prodr. [A.P. de Candolle] 3: 123 (1828). Pl. Asiat. Rar. [Wallich] 1: t. 88 (1830)
Distribution: China (Guangxi, Guizhou, Yunnan); Tibet; Nepal; Bhutan; India (Arunachal Pradesh, Assam, Manipur, Meghalaya, Nagaland, Sikkim, West Bengal); Bangladesh; Myanmar (Kachin, Sagaing, Shan); Thailand; Laos; Cambodia; Vietnam; Hawaii [I] (Oahu [I])
36 CHI TIB 40 BAN BHU IND NEP 41 CBD LAO MYA THA VIE 63 haw
Remarks: Oxyspora s. str.
Synonyms: hidden
= Arthrostemma paniculatum D.Don; Mem. Wern. Nat. Hist. Soc. 4: 299 (1822)
= Bredia soneriloides H.Lév.; Repert. Spec. Nov. Regni Veg. 9(196-198): 21 (1910)
= Oxyspora paniculata var. bracteata J.F.Maxwell; Gard. Bull. Singapore 35(2): 217 (1983)
= Rhexia paniculata (D.Don) Buch.-Ham. ex Spreng.; Syst. Veg., ed. 16 [Sprengel] 4(2): 160 (1827)
= Sonerila cavaleriei H.Lév.; Repert. Spec. Nov. Regni Veg. 9(196-198): 21 (1910)
variant :
var. campanulata
J.F.Maxwell; Gard. Bull. Singapore 35(2): 217 (1982 publ. 1983)
Distribution: Myanmar
41 MYA
variant :
var. glandulosa
W.W.Sm. ex J.F.Maxwell; Gard. Bull. Singapore 35(2): 217 (1982 publ. 1983)
Distribution: Myanmar
41 MYA
variant :
var. rupicola
(Lace) J.F.Maxwell; Gard. Bull. Singapore 35(2): 217 (1982 publ. 1983)
Distribution: Myanmar (Shan)
41 MYA
Synonyms: hidden
= Oxyspora rupicola Lace; Bull. Misc. Inform. Kew 1915: 402 (1915)
species :
Oxyspora senguptae
Subram. & M.P.Nayar; J. Sen Mem. Vol. [Santapau et al.] 411 (1969)
Distribution: India (Meghalaya)
40 IND
Remarks: genus unconfirmed
species :
Oxyspora sumatrana
Merr.; Pap. Michigan Acad. Sci. 19: 176 (1933 publ. 1934)
Distribution: Sumatra
42 SUM
Remarks: provisionally accepted name, genus unconfirmed
species :
Oxyspora teretipetiolata
(C.Y.Wu & C.Chen) W.H.Chen & Y.M.Shui; Acta Phytotax. Sin. 45(4): 588 (2007)
Distribution: China (S-Yunnan)
36 CHI
Remarks: provisionally accepted name, genus unconfirmed
Synonyms: hidden
= Allomorphia eupteroton var. teretipetiolata C.Y.Wu & C.Chen; Fl. Yunnan. 2: 93, f. 25, 1 (1979)
species :
Oxyspora vagans
(Roxb.) Wall.; Pl. Asiat. Rar. [Wallich] 1: 78 (1830)
Distribution: China (Yunnan); India (Arunachal Pradesh, Assam, Manipur, Meghalaya, Nagaland); Bangladesh; Myanmar; Thailand
36 CHI 40 BAN IND 41 MYA THA
Remarks: probably Oxyspora s. str.
Synonyms: hidden
= Homocentria vagans (Roxb.) Naudin; Ann. Sci. Nat., Bot., Sér. 3, 15: 308 (1851)
= Melastoma vagans Roxb.; Fl. Ind. [Carey & Wallich ed.] 2: 404 (1824)
= Oxyspora paniculata var. vagans (Roxb.) J.F.Maxwell; Gard. Bull. Singapore 35(2): 217 (1982 publ. 1983)
species :
Oxyspora yunnanensis
H.L.Li; J. Arnold Arbor. 25(1): 12-13 (1944)
Distribution: China (Yunnan)
36 CHI
Remarks: probably Oxyspora s. str.
Synonyms: hidden
= Oxyspora glabra H.L.Li; J. Arnold Arbor. 25(1): 12 (1944)
= Oxyspora paniculata var. yunnanensis (H.L.Li) J.F.Maxwell; Gard. Bull. Singapore 35(2): 217 (1982)
