Volume 8 > Part 2 > Year 2007 > Page 325 > Euphorbiaceae > Glochidion

16. Glochidion perakense Hook.f.wfo-0000973474

Fl. Brit. Ind. 5: 317. 1887; Airy Shaw, Kew Bull. 26: 279. 1972; Whitmore, Tree Fl. Malaya 2: 101, 1973; Welzen in Welzen et al., Thai Forest Bull., Bot. 28: 90. 2000.

Accepted Name : Glochidion zeylanicum var. zeylanicum

Synonyms & Citations :

Description : Shrub up to 5 m high; flowering twigs ca 1.5 mm thick; mainly glabrous. Leaves: stipules triangular, ca 2.2 by 1.6 mm, acute, stiff, late caducous; petiole 5–5.5 mm long, red; blade ovate, falcate, 4.1–15 by 2.1–4.3 cm, length/width ratio 2–3.6, subcoriaceous, base asymmetric, attenuate, margin flat, apex gradually obtusely acuminate, not mucronate, upper surface glossy green, glabrous, lower surface (sub)glabrous, venation flat above, slightly raised underneath, indistinct, nerves 11 or 12 per side, veins reticulate to somewhat scalariform. Inflorescences fascicles, only pistillate flowers seen, 3–8 together, one inflorescence with a single old staminate flower also. Flowers green to yellow; sepals 6, free. Staminate flower one seen, ca 3.5 mm in diam.; pedicel ca 5.5 mm long; sepals elliptic, spreading, outer ones ca 3.2 by 1.1 mm, inner ones too damaged to measure; stamens 5, androecium ca 1.2 mm long; anthers ca 0.8 mm long, connective teeth ca 0.2 mm long. Pistillate flowers 1.5–2.5 mm in diam.; pedicel 2.5–4 mm in fruit; sepals triangular, outer ones 1–1.6 by 0.8–1.1 mm, inner ones 0.8–1.7 by 0.3–1 mm; ovary 5-or 6-locular, 1.2–2.5 by 1.2–2 mm high, densely pilose; stigmas in a 1.5–3.5 mm long cone, pilose except for the upper glabrous 0.6–0.9 mm long free teeth. Fruits not lobed to lobed around locules, circular, flattened, 5–9 by 3.5–5 mm high, sutures indistinct, always hairy, glabrescent, perhaps not dehiscent, seemingly falling off as a whole; wall rather thick, ca 0.8 mm; column not seen. Seeds not seen.

Thailand : PENINSULAR: Phuket (Ban Bo Han, Ko Yao Yai), Satun (Thalae Ban), Narathiwat (Bala-Hala, Pa Wai).

Distribution : Throughout Malesia (Malay Peninsula – type) to the Bismarck Archipelago and the Solomon Islands.

Ecology : Common in scrub, also in thickets in open areas in evergreen forests, sea level up to 50 m alt.

Vernacular : Chumset (ชุมเส็ด), phung mu (พุงหมู)(Chumphon); man pu (มันปู), man pu yai (มันปูใหญ่)(Nakhon Si Thammarat); somset (สมเส็ด)(Narathiwat).