Arenga tremula

山棕

Arenga tremula (Blanco) Becc.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

Becc., Philippine Journal of Science 4: 612. 1909. (Philipp. J. Sci. (Bot.))

中

黑棕. 山棕仔. 虎尾棕. 桄椰子.
英

Formosan sugar palm.
日

やましゆろ. くろつぐ.
原

Asin (Bunun). Wado'di (Paiwan). Isabu (Paiwan). Barya-bazu (Paiwan). Baadi-badi (Paiwan). Siyaapin (Atayal).
台

Hó bé tsang. Tsang tsat. Soan tsang.
客

Sán zúng. Sàn tzùng er.

Ciou & Pong, Illustrations of Hakka ethnobotany of Taiwan 310. 2008. (Illustration of Hakka ethnobotany of Taiwan)
Hui-Chun Hsu, Plant use knowledge of Hakka ethnobotany in Beipu township, Hsinchu county. Master thesis. National Pingtung University of Science and Technology . 2007. (Plant use knowledge of Hakka ethnobotany in Beipu township, Hsinchu county.)
Hsiao-Ting Wu, Plant use knowledge of Hakka ethnobotany in Dahu Township, Miaoli county. Master thesis. National Pingtung University of Science and Technology . 2007. (Plant use knowledge of Hakka ethnobotany in Dahu Township, Miaoli county.)
Jen-Han Lin, Study on the plant utilization of Taki-bakka Bunun Tribe in Nantou county. Master thesis. National Pingtung university of science and Technology 60. 2004. (Study on the plant utilization of Taki-bakka Bunun Tribe in Nantou county)
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)
Kanehira, Formosan trees : indigenous to the island (revised) 71. 1936. (Formos. Trees rev. ed.)

tree

Large evergreen shrubs, monoecious (dioecious?); trunks to 36 clustered, often bent in age, 1-3.5 m tall, 10-15 cm in diam.
Leaves odd pinnate, 2-2.5 m long, 1-1.35 m wide; leaflet induplicate linear to lanceolate, 35-70 cm long, 2-4.5 cm across, thick papery, 38-41 pairs, evenly spaced, glaucous, black dots on lower surface, margins irregularly serrulate, with 1 oblique auricle at base; terminal leaflet connate with 2 or 3 lateral leaflets, resembling a fish tail at apex; rachis green with fine black dots; petiole green with black dots, 1-1.8 m long, 2 cm across, cross sections round apically, concave at base; margin of sheath with black fibrous netting. Inflorescence 60 cm long, 40 cm wide.
Staminate flowers: sepals 3, orange, 2 mm long, 4 mm across, petals 3, oblong, orange outside, deep orange inside, 1.5 cm long, 0.4 cm wide, thick, valvate; stamens many, yellowish orange; anthers linear; pistillate flowers: sepals 3, petals 3, triangular, 1 cm long, 1 cm across, ovary 3 celled, valvate.
Drupe globose, 1.6-1.8 cm long, 1.6-1.8 cm across, yellow, deep red or red black at maturity; seeds 3, black brown, fleshy, 1.2 cm long, 9 mm wide, 6 mm thick; perianth segments 3, persistent, 4 mm long, 8 mm wide, orange.