Volume 13 > Part 1 > Year 2015 > Page 92 > Cannabaceae > Trema

4. Trema orientalis (L.) Blumewfo-0000457758

Mus. Bot. 2: 62. 1852; Kurz, Forest Fl. Burma 2: 468. 1877; Hook.f., Fl. Brit. India. 5: 484. 1888. Soepadmo, Fl. Males., Ser. I, Spermat. 8: 51. 1977; F.Liguo, X.Yigun & Whittem., Fl. China 5: 13. 2003.— Celtis orientalis L., Sp. Pl. 2: 1044. 1753; Roxb., Fl. Ind. Ed. Carey 2: 65. 1832. Fig. 7; Plate XVI: 4.

Accepted Name : This is currently accepted.

Synonyms & Citations :

Description : Tree or shrub, 4–25 m tall; bark smooth or slightly fissured, with lenticels. Stipules lanceolate to ovate, 3–5 by 1–2.5 mm. Leaves ovate, ovate-lanceolate to lanceolate; 8–16 by 2–8 cm, subcoriaceous to coriaceous; base cordate, rounded or attenuate; apex acute to acuminate-caudate; margin serrulate to denticulate, basal nerves 3, lateral nerves 4–6 on each side of midrib; upper surface greyish brown or greyish green when dry, sparsely hairy, scabrous; lower surface long hairy and densly crisped hairy covering the whole surface. Petiole 0.8–1.6 cm long, pubescent. Inflorescences panicles or thyrses. Male inflorescences 3–5 cm long, many-flowered; male flower ca 2 mm diam.; perianth 5-lobed, ca 2 by 1 mm, ciliate; filament ca 1 mm long; anthers ca 1 by 0.5 mm, pistillode obovoid conical, compressed. Female inflorescences 1.5–2.5 cm long, bearing up to 15-flowers; female flower ca 2.5 by 1.5 mm, perianth lobes ovate, acute, ca 1 by 0.5 mm, ciliate, pubescent, glabrescent; staminodes absent; ovary ovoid-conical, ca 2 by 1 mm; stigmatic arms spreading. Drupe ovoid slightly compressed, 3–5 by 2–4 mm, black when mature.

Thailand : NORTHERN: Chiang Mai (Chom Thong, Doi Inthanon, Doi Suthep, Doi Pui, Huai Nam Dang, Khun Wang), Chiang Rai (Doi Tung), Tak (Ban Musoe), Phitsanulok (Thung Salang Luang); NORTH-EASTERN: Loei (Na Haeo); EASTERN: Nakhon Ratchasima (Khao Yai NP); SOUTH-WESTERN: Phetchaburi (Kaeng Krachan NP); CENTRAL: Nakhon Nayok (Mo Singto); PENINSULAR: Nakhon Si Thammarat, Narathiwat.

Distribution : Burma, China, India, Indo China, Japan, Malesia, Nepal, Sri Lanka, Australia, Pacific Islands.

Ecology : Mixed evergreen-deciduous forests, grassy places by clearings. Common in secondary forests, tropical rain forests, up to 1,500 m alt. Flowering and fruiting: nearly all the year round.

Vernacular : Po (ปอ)(Chiang Mai); phang rae (พังแหร)(Phrae); phang rae yai (พังแหรใหญ่)(Yala).

E-version notes : As Trema orientale (L.) Blume