Oncocalamus wrightianus

Family: Arecaceae    棕榈树

通用名称: 没有已知的

枝条抗寒性区: 11     英国和美国的地带地图

鉴别:
Clustered (?) slender palm climbing to 10 m. Stems without sheaths 6-10 mm in diameter, with 8-15 mm; internodes ± 15 cm long. Leaf sheaths striate, moderately to sparsely armed with caducous black spines, particularly concentrated and persistent on ocrea, often sloughing off to leave raised, triangular, blister-like scars, sheath sometimes becoming bare at base; white caducous indumentum present on mature sheaths, profuse on young sheaths; ocrea horizontally truncate, without conspicuous lobe, extending to ± 3 cm. Leaves sessile, or with a very short (less than 2 cm) petiole; rachis up to 60 cm long, unarmed; cirrus 35-45 cm long, unarmed; acanthophylls, 1.0-1.8 cm long. Leaflets composed of 2-4 folds, broadly lanceolate, ovate or sigmoid, 7-15 on each side of the rachis, 10-15 cm long, 2.5-5.0 cm broad at the widest point, with 2 or more prominent veins, leaflets margins sparsely armed with rather fine spines. Flower and fruit unknown.

一般资料:
Sunmoge to Oshu road

分布:

最初是从, Benin, Nigeria

Oncocalamus wrightianus is known only from southern Benin and Nigeria, extending eastwards to the Niger Delta.

地点: Benin, Nigeria (6.733929°N, 4.392471°E)

观察
地图可能并不代表完整的自然分布。(卫星标记,显示观察数据)。


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