Ceroxylon peruvianum

Family: Arecaceae    棕櫚樹

通用名稱: Peruvian Wax Palm

共同的名字同義:
Pona

枝條抗寒性區: 9a     英國和美國的地帶地圖

鑑別:
Stem 8-12 m tall, 20-26 cm diameter, silver to light grey with thin layer of wax. Leaves 13-21, in a hemispheric crown; sheath 130-168 cm long, 5-7 cm wide at apex, with scarcely fibrous margins, covered with white tomentum; petiole 25-60 cm long, 3.5-8.0 cm wide, flat to convex, green and with scarce indumentum above, convex and densely covered with white to light brown tomentum below; rachis 240-362 cm long, adaxially flattened in ca. two thirds of its length, abaxially covered with thick, white tomentum; pinnae 96-140 on each side, irregularly arranged in groups of 2-6, inserted in several planes, usually the proximal pinnae ascendant, the distal descendent, pinnae stiff up to the middle of their length, then pendulous, apex slightly asymmetric, midrib prominent, adaxial surface glabrous, glossy, dark olive green, abaxial surface covered with thin, white to yellowish indumentum, sometimes revealing the pinnae surface in between files; Fruits globose, 2.0-2.3 cm long, 2.0-2.2 cm wide, green turning red when ripe, mature exocarp densely covered with irregular and acute bulges; Seeds ca. 1.5 cm diam. C. peruvianum is very distinctive in its irregularly arranged pinnae, combined with staminate flowers bearing 12-15 stamens, and the exocarp densely covered with acute bulges.

一般資料:
Observation

分佈:

最初是從, Peru

Eastern slopes of the northern Peruvian Andes, in humid premontane to montane forest at 1500-2300 m, in areas currently heavily deforested to establish agricultural activities, where it remains as isolated individuals on forest fragments or in the middle of the farms.

地點: Peru (-5.943985°N, -77.990051°E)

觀察
地圖可能並不代表完整的自然分佈。 (衛星標記,顯示觀察數據)。
Ceroxylon peruvianum 疊印圖像 ©2019 Trebrown - 擅自否重新分配。


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