Calanthe alpina

羽唇根節蘭

Calanthe alpina Hook. f. ex Lindl.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

Lindl., Folia Orchidacea. Calanthe 6-7(Calanthe): 4. 1854. (Fol. Orchid. Calanthe)

台灣首次記錄發表文獻

Su, Flora of Taiwan, second edition 5: 780. 2000. (Fl. Taiwan 2nd edit.)

異名

Calanthe schlechteri H. Hara

H. Hara, Journal of Japanese Botany 9: 122. 1933. (J. Jpn. Bot.)
Calanthe fimbriatomarginata Fukuy.

Fukuy, The Botanical magazine, Tokyo 48(569): 301. 1934. (Bot. Mag. Tokyo)
Calanthe fimbriata Franch.

Su, Quarterly journal (Bulletin) of the experimental forest of National Taiwan University 4(2): 152. 1990. (Quart. J. Exp. For. Natl. Taiwan Univ.)

各語言俗名

日

ふさえびね.

參考文獻

Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Terrestrial plants, ca. 30-50 cm tall. Rhizome obscure. Pseudobulbs elongate ovoid, 2-3 cm long, with 2 or 3 nodes.
Leaves 3 or 4, oblanceolate or oblong, 15-30 cm long, 3-6 cm wide, apex acute, base decurrent, glabrous, mainly 3-nerved.
Scapes 25-50 cm long, short pubescent, with 1 or 2 scales near base; rachis 10-20 cm long, laxly 10-20-flowered; bracts lanceolate, 15-24 mm long, acuminate; pedicel and ovary ca. 25 mm long, short pubescent. Flowers light purple to purple, later dull orange, not widely opening; dorsal sepal ovate-lanceolate, 1.4-2 cm long, 6-8 mm wide, aristate at apex, slightly contracted at base, lateral sepals falcate-ovate, 1.6-2.2 cm long, 7-8 mm wide, distinctly aristate at apex, contracted at base; petals similar to dorsal sepal but smaller, 1.2-1.5 cm long, 4-6 mm wide, acuminate; lip flabellate, whitish, pale yellow to light purple, incurved and embracing column, 1.3 cm long, 1.7 cm wide, unlobed, margin fimbriate, disc with dark purple stripes, spur 1.6-2.5 cm long, pointing backward; column white, semiterete, 6-8 mm long, curved, slightly winged on sides, fused with base of lip for half its length; anther white, cup-like, rounded apically; pollinia ovoid-conic, with short caudicles attached to a broad viscidium; stigma solitary, triangular; rostellum, with 2 short lobes, lobes subacute.
There is considerable variation throughout range of this species, especially in the length of spur and bract, and in the size and color of flowers. In Taiwan, the length of the bracts and the color of the flowers change with the age of the flowers.

分布

台灣 : known from the eastern slope of central range, in forests at ca. 2,000 m elevation.
世界 : Distributed in the Himalayas, southwestern China and Japan.