Cheirostylis octodactyla

羽唇指柱蘭

Cheirostylis octodactyla Ames

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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名彙資訊

學名發表文獻

Ames, Philippine Journal of Science 2: 314. 1907. (Philipp. J. Sci.)

台灣首次記錄發表文獻

Ormerod, Taiwania 47(4): 241. 2002.

異名

Cheirostylis inabai Hayata

Hayata, Icones Plantarum Formosanarum 4: 108. fig. 56. 1914. (Icon. Pl. Formos., 台灣植物圖譜)
Cheirostylis oligantha Masam. & Fukuy.

Masam. & Fukuy., Transactions of the Natural History Society of Formosa 30: 241. 1940. (Trans. Nat. Hist. Soc. Formos., 台灣博物學會會報)
Cheirostylis flabellata auct. non Wight

Ying, Coloured illustrations of indigeous orchids of Taiwan 1: 433. 1977. (Col. Ill. Indig. Orch. Taiwan, 台灣蘭科植物彩色圖鑑)

各語言俗名

中

霧社一花蘭. 霧社指柱蘭.
日

むしやいちげらん. かいろらん.

參考資料

Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)

特徵描述

生活型

herb

形態特徵

Stems ascending from a short creeping rhizome, up to 15 cm tall, leafy upward, rhizome bearing prominent root-ridges at internodes.
Leaves 5-7, well-spaced or upper ones slightly congested, ovate, pale green on both surfaces, 1-3.2 cm long, 0.5-1.5 cm wide.
Raceme terminal, subtended by 2-3 congested bracts; peduncle less than 1 cm long, hairy, with 1-3 flowers; bracts ovate, acuminate, pale green, glabrous. Flowers white, tube-like, glabrous; ovary glabrous, 1 cm long; sepals white, connate for 2/3 their length to form a swollen tube, 8-10 mm long; petals white, elongate-spatulate, 8-10 mm long; lip tripartite, 12-13 mm long, hypochile shallowly saccate, containing tufted papillae at base, mesochile concave, constricted toward epichile, epichile bilobed, basal part of blade with a pair of green spot, lobes 4-5-laciniate, lacinae 4-5 mm long; column erect, 5-6 mm long; stylids parallel and subequal in length to rostellum; anther 1.5 mm long, much shorter than rostellum; pollinia 2, ovoid-clavate, about 1.5 mm long, attached to tegula stipe; stigma 2, on base of rostellum; rostellar arms 4 mm long, tegula stipe narrowly lanceolate, 4 mm long, viscidium lanceolate, 3 mm long.
Capsules fusiform-ellipsoid, 1.2-1.6 cm long, borne on peduncle lengthened after anthesis.

分布

台灣 : In forest at elevations from 1,500 to 2,400 m, often found along the mountain ridges.
世界 : Philippines.

引證標本

HSINCHU: Kuanwu, Lin 176. TAICHUNG: Meifong, Leou 4133. NANTOU: Chitou, Leou 3209; Hoshe, Leou 3266. CHIAYI: Alishan, Su 8171. TAITUNG: Chaikualan, Leou 3722; Dousan, Su 8905.