华山竹 hua shan zhu

Areca sylvestris Loureiro, Fl. Cochinch. 2: 568. 1790; Pinanga chinensis Beccari; P. macroclada Burret; Ptychosperma sylvestre (Loureiro) Miquel; Seaforthia sylvestris (Loureiro) Blume ex Martius.

Stems clustered, to 6 m tall, 1.5-3.5 cm in diam., reddish brown. Leaves pinnate; sheaths closed and forming crownshafts, 17-45 cm, green or yellowish with reddish scales; petioles 10-25 cm; rachis 1-1.3 m; pinnae 10-28 per side of rachis, green abaxially, linear, distantly spaced, regularly arranged; middle pinnae 39-60 × 2-5 cm. Inflorescences branched, pendulous, occasionally erect; peduncles 2.5-6 × ca. 0.7 cm; rachis 0.5-2.5 cm; rachillae 3-8, 9-26 cm, zigzag, triangular in cross section, glabrous; triads distichously arranged, superficial on rachillae; male flowers not seen; female flowers to 3 mm; sepals to 3 mm, rounded at apex, ciliate; petals to 3 mm, ciliate. Fruits red, ellipsoid, 1.4-1.8 × 0.5-0.7 cm.

Lowland and montane rain forests; 100-1700 m. Yunnan [Cambodia, Laos, Myanmar, Thailand].