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Chinese Plant Names | Family List | Arecaceae | Pinanga

Pinanga gracilis (Roxb.) Bl.


Description from Flora of China

Areca gracilis Roxburgh, Fl. Ind., ed. 1832, 3: 619. 1832, not Buchanan-Hamilton (1826); Nenga gracilis (Blume) Beccari; Pinanga patula Blume var. gracilis (Blume) Scheff; Seaforthia gracilis (Blume) Martius.

Stems clustered, to 4 m tall, ca. 1.5 cm in diam., reddish brown. Leaves pinnate, rarely undivided; sheaths closed and forming crownshafts, 21-34 cm, green with reddish brown scales; petioles 9-13 cm; rachis 40-60 cm; pinnae (1-)3-8 per side of rachis, green abaxially, sigmoid, regularly arranged, distantly spaced; middle pinnae to 55 × 3-10 cm. Inflorescences spicate, pendulous; peduncles 1.4-4 × 0.5-0.6 cm; rachis absent; rachilla 1, 12-17 cm, straight, triangular in cross section, glabrous; triads tristichously arranged, superficial on rachilla; male flowers to 8 mm, deciduous; sepals to 1 mm, connate at base into a 3-lobed cupule; petals to 8 mm, valvate; stamens ca. 35; female flowers to 2.5 mm; sepals to 2.5 mm, rounded at apex, ciliate; petals to 2.5 mm, ciliate. Fruits red, ellipsoid, to 1.8 × 1 cm.

Lowland to montane rain forests; below 1200 m. Xizang [Bangladesh, Bhutan, India, Myanmar, Nepal].


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