Rauvolfia sumatrana

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Rauvolfia sumatrana

Description

Tree (2.5-)5-20(-27) m high. Leaves in whorls of 3 or 4; Inflorescence (2.5-)5-21.5(-27) cm long, in whorls of 3-5(-6), 26-more than 35-flowered; Sepals 1-2 by 1.4-2 mm, 0.5-1.3 times as long as wide, apex obtuse to rounded, rarely acute, glabrous. Stamens inserted at 2.5-4.5 mm from base, 0.7-0.9 of the length of the corolla tube; Fruit bluish black or purplish black when mature, syncarpous, variable in shape, globose, rounded, sometimes truncate, retuse or slightly cleft at apex, rarely ovoid or ellipsoid, 6.5-21 by 7-18 mm, 0.9-1.8 times as long as wide, connate for 6-11.7 mm, 0.9-1 of its length, distance between apices 2-3 mm, glabrous. Seeds 1 in each endocarp, ovoid, acute, 3-9(-12) by 1-3.2 mm, 2.2-4 times as long as wide, glabrous.

Distribution

Asia-Tropical: Borneo present; Jawa (Jawa present); Lesser Sunda Is. present; Malaya (Peninsular Malaysia present); Maluku (Maluku present); Sulawesi (Sulawesi present); Sumatera (Sumatera present); Thailand (Thailand present), Burma present
Burma, Thailand; in Malesia: Sumatra, Peninsular Malaysia, Borneo, Java, Sulawesi, Lesser Sunda Islands, Moluccas.

Morphology

Specimens from Flores tend to have a very short inflorescence, shorter than elsewhere. However, they show no significant differences in any other characters.

Uses

The bark is reportedly used as a laxative and to treat dysentery. Also reported to be anti-malarial. The wood is light but may be used for small objects such as knife handles.

Citation

Jack, Checklist Kalimantan. 1990: 26
Whitmore & Tantra, Checklist Sumatra. 1986: 20
Koord. & Valeton - in Bijdr. Boomsoort. Java. 1894: 89
Jack, Checklist Maluku. 1989: 14
Markgr. - in Blumea. 1984: 167
Jack - in PROSEA. 1999: 430
Merr. - in Blumea. 1984: 165
Markgr. - in Bot. Jahrb. Syst. 1927: 189
K. Heyne, Nutt. Pl. Ned.-Ind.,, ed. 2. 1927: 1286
M. Gangop. & Chakr. - in J. Econ. Taxon. Bot. 1992: 52
King & Gamble - in J. Asiat. Soc. Bengal. 1907: 424
Backer & Bakh.f. - in Fl. Java. 1965: 251
Kessler et al. - in Blumea. 2002: 15
Burck ex Koord.-Schum. - in Syst. Verz. 1912: 174
Markgr. - in Bot. Jahrb. Syst. 1927: 189
Whitmore et al., Checklist Bali, Nusa Tenggara Timor. 1989: 14
Merr. - in Enum. Philipp. Fl. Pl. 1923: 329
J.A.R. Anderson, Checklist Trees Sarawak. 1980: 149
Markgr. - in Blumea. 1984: 164
Bakh.f. - in Blumea. 1950: 386
Burkill - in J. Straits Branch Roy. Asiat. Soc. 1916: 258
Boerl. - in Handl. Fl. Ned. Ind. 1899: 393
Koord.-Schum. - in Syst. Verz. 1912: 176
Koord. & Valeton - in Bijdr. Boomsoort. Java. 1894: 93
P.S. Ashton - in Man. non-Dipt. Trees Sarawak. 1988: 41
K. Heyne, Nutt. Pl. Ned.-Ind.,, ed. 2. 1927: 1287
Merr., Pl. Elmer. Born. 1929: 254
Hendrian & D.J. Middleton - in Blumea. 1999: 462
Backer & Bakh.f. - in Fl. Java. 1965: 231
Boerl. - in Handl. Fl. Ned. Ind. 1899: 393
Whitmore - in Malayan Forest Rec. 1971: 26
Masam., Enum. Phan. Born. 1942: 624
Teijsm. & Binn. - in PROSEA. 1999: 429
M.R. Hend. - in J. Malayan Branch Roy. Asiat. Soc. 1939: 57
Koord.-Schum. - in Syst. Verz. 1912: 175
Whitmore & Tantra, Checklist Sulawesi. 1989: 15
D.J. Middleton - in Tree Fl. Sabah & Sarawak. 2004: 47
H.O. Forbes, Naturalist’s Wanderings E. Archipel. 1885: 510
Fl. Ned. Ind., Eerste Bijv. 1861: 228
Teijsm. & Binn. - in Tree Fl. Malaya. 1973: 21
D.J. Middleton - in Fl. Thailand. 1999: 53
Fl. Ned. Ind., Eerste Bijv. 1861: 228
Ridl. - in Fl. Malay Penins. 1923: 336
Masam., Enum. Phan. Born. 1942: 624
Whitmore et al., Checklist Irian Jaya. 1997: 16
Koord. - in Meded. Lands Plantentuin. 1894: 81
Kerr - in Craib, Fl. Siam. 2. 1939: 431
Boerl. - in Bull. Inst. Bot. Buitenzorg. 1900: 12
Whitmore et al., Checklist Bali, Nusa Tenggara Timor. 1989: 14
Koord. & Valeton - in Bijdr. Boomsoort. Java. 1894: 94
Jack, Checklist Sulawesi. 1989: 15
Hassk. - in Flora. 1845: 263 (= 295)
I.M. Turner - in Gard. Bull. Singapore. 1997: 128
Masam., Enum. Phan. Born. 1942: 623
Merr., Bibliogr. Enum. Born. Pl. 1921: 500
G. Don - in Gen. Hist. 1838: 99
Whitmore et al., Checklist Kalimantan. 1990: 26
Koord. - in Exkurs.-Fl. Java. 1912: 75
A.DC. - in Prodr. 1844: 337