Volume 10 > Part 4 > Year 2011 > Page 675 > Moraceae > Trophis

Trophis scandens (Lour.) Hook. & Arn.wfo-0001084930

Bot. Beechey Voy.: 214. 1837; C.C.Berg, Proc. Kon. Ned. Akad. Wetensch., C. 91: 354. 1988; C.C.Berg, Fl. Males., Ser. 1, Spermat. 17(1): 65. 2006.

Accepted Name : Malaisia scandens (Lour.) Planch.
Ann. Sci. Nat., Bot., sér. 4, 3: 293. 1855.— Caturus scandens Lour., Fl. Cochinch.: 612. 1790.— Alchornea scandens (Lour.) Müll. Arg., Linnaea 34: 170, 1865.— Malaisia tortuosa Blanco var. scandens (Lour.) Bureau in DC. Prod. 17: 222. 1873.

Synonyms & Citations :

Description : Climber or shrub with climbing branches, these with long internodes and rudimentary leaves, evergreen. Leafy twigs 1.5–2.5 mm thick, brownish to whitish puberulous, partly with uncinate hairs, mostly drying dark brown with conspicuous lenticels. Leaves distichous; lamina oblong (to elliptic or lanceolate), 4–16(–20) by 1.5–6.5(–8), usually ± asymmetric, subcoriaceous, apex acuminate, base rounded to subcordate (or subcuneate), margin entire or denticulate to dentate towards the apex, often ± revolute, at least towards the base; upper surface minutely puberulous on (the lower part of) the midrib, lower surface sparsely puberulous on the (main) veins; midrib prominent above, lateral veins 7–12 pairs, tertiary venation (sub)scalariform; petiole 0.3–1(–1.5) cm long, (sparsely) puberulous; stipules 0.1–0.5 cm long, sparsely appressed puberulous, caducous or subpersistent. Staminate inflorescences axillary, solitary, in pairs or to 6 together on short-shoots, spicate; peduncle 0.5–1.5 cm long, puberulous to tomentellous; spike 0.5–3.5(–5) cm long, often interrupted; perianth ca 1.5 mm long, minutely puberulous; stamens ca 2.5 mm long, anthers ca 0.8 mm long; bracts basally attached, ovate to lanceolate, 0.5–1 mm long, minutely puberulous. Pistillate inflorescences axillary, solitary, in pairs or to 6 together on short-shoots, capitate to short-spicate (or uniflorous); peduncle 0.4–2 cm long, puberulous to tomentellous; head 0.3–0.5 cm diam., spike to 1.5 cm long; flowers 1–8; perianth 1–1.5 mm long, glabrous except for the densely white puberulous apex, faintly 4-dentate to subentire; ovary ca 1 mm long, style 1–2 mm long, stigmas 5–15 mm long; bracts basally attached, ovate to subulate, 0.5–1 mm long, densely white puberulous to subtomentellous. Fruiting perianth ellipsoid, 0.6–0.8 cm long when dry, dark pink to red at maturity.

Thailand : PENINSULAR: Surat Thani, Phuket, Nakhon Si Thammarat, Songkhla.

Distribution : Burma, S China (type), Taiwan, Vietnam, Peninsular and Bornean Malaysia, Singapore, Indonesia (Sumatra, Java, Kalimantan, Sulawesi, Lesser Sunda Islands, Moluccas, Papua), the Philippines, Papua New Guinea, Australia, Pacific (New Caledonia, Lord How Island, Vanuatu, Fiji).

Ecology : Evergreen forests, on limestone, at low altitudes.

Vernacular : Khoi yan (ข่อยย่าน).