Dimocarpus longan

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Dimocarpus longan

Description

Trees, exceptionally shrubs, up to 30(-40) m high, dbh up to 30(-80) cm, buttresses up to 2 m high. Leaves 2-4(-6)-jugate, axial parts variably, mostly densely hairy; Inflorescences 8-40 cm long, densely tufted-tomentose; Sepals 2-5 by 1-3 mm, inside at least partly variably short-hairy. Petals 5, broadly to narrowly spathulate, 1.5-6 by 0.8-2 mm, both sides for the greater part densely woolly (big ones) to subglabrous (small ones), apex especially inside if not woolly with sessile glands. Stamens: Fruits:

Distribution

Asia-Temperate: Hainan (Hainan present); Taiwan (Taiwan present), Asia-Tropical: India present; Jawa (Jawa present); Lesser Sunda Is. absent; New Guinea present; Sri Lanka (Sri Lanka present), S China present, continental Asia present
Continental Asia from Sri Lanka and India to S China, Hainan, and Taiwan, and Malesia (in Java and New Guinea probably only naturalized; not seen from the Lesser Sunda Islands).

Cytology

2n = 30:

Uses

For a description of the timber, see p. 427.

Citation

Hiern - in Hook. f., Fl. Br. India 1. 1875: 688
Groff, Lychee and Longan. 1921
Ridley - in Fl. Malay Penins. 1922: 499
Merr., Comm. Lour. 1935: 248
Lour. - in Fl. Coch., ed. 2. 1793: 288
Merr., Fl. Manila. 1912: 305
Allen, Malayan Fruits. 1967: f. 65
Merr. - in Enum. Philipp. Flow. Pl. 1923: 503
Radlk. - in Engl., Pflanzenr. 98. 1932: 909
Griff., Dispersal. 1930: 341
Lam., Int. Rumph. 1917: 338
Leenh. - in Blumea. 1971: 122
J. Knight - in Trans. Hort. Soc. 1817/8: t. 28(bis)
Radlk. - in Engl., Pflanzenr. 98. 1932: 898
Lecomte - in Fl. Indo-Chine. 1912: 1046
auct. non Desfont.: Blanco, Fl. Filip., ed. 2. 1845: 199
Kanjilal & Das - in Fl. Assam. 1936: 323
Merr. - in Enum. Philipp. Flow. Pl. 1923: 503
Hassk. - in Tijd. Nat. Gesch. Phys. 1844: 213
Backer, Schoolfl. Java. 1911: 265
Kurz - in J. As. Soc. Beng. 1876: 187
Backer & Bakh. f. - in Fl. Java. 1965: 137
Lui - in Illustr. Lign. Pl. Taiwan. 1962: 908
Ridley - in Fl. Malay Penins. 1922: 502
Corner, Wayside Trees. 1940: t. 179
Hiern - in Hook. f., Fl. Br. India 1. 1875: 689
Douglas & Baas Becking - in Bull. Jard. Bot. Buitenzorg. 1947: t. 7
Backer & Bakh. f. - in Fl. Java. 1965: 136
auct. non Desfont.: Blanco - in Fl. Filip., ed. 3. 1878: 8
Lindi. - in Bot. Reg. 1835: t. 1729
Radlk. - in Engl., Pflanzenr. 98. 1932: 905
Radlk. - in Engl., Pflanzenr. 98. 1932: 905