Habenaria longiracema

翹唇玉鳳蘭

endemic

Habenaria longiracema Fukuy.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

Fukuy., The Botanical magazine, Tokyo 49: 758. 1935. (Bot. Mag. Tokyo)

同發表文獻

Habenaria lucida Wallich ex auct. non Lindl.

Lin, Native Orchids of Taiwan 2: 198. 1977. (Native Orch. Taiwan)
Hetaeria taiwaniana S. S. Ying

S. S. Ying, Coloured illustrations of indigeous orchids of Taiwan 1: 210. 1977. (Col. Ill. Indig. Orch. Taiwan)
Peristylus longiracema (Fukuy.) K. Y. Lang

Lang, Acta phytotaxonomica sinica eng 25(6): 448. 1987. (Acta Phytotax. Sin.)
Habenaria dilatata (Purch.) Hook. ssp. lucida (Will.) S. S. Ying

Ying, Coloured illustrations of indigeous orchids of Taiwan 2: 217. 1990. (Col. Ill. Indig. Orch. Taiwan)
Rhomboda taiwaniana (S. S. Ying) Ormerod

Ormerod, Orchadian [Australasian native orchid society] 11(7): 332. 1995. (Orchadian)

herb

Plants 40-70 cm tall. Tuberoids ellipsoid, 2-4 cm long. Stem with 5-9 leaves at base.
Leaves oblanceolate or oblong, 10-18 cm long, 2-4 cm wide, more or less membranaceous, glabrous on both surfaces, many nerved.
Raceme erect, peduncle and rachis slender, 25-50 cm long, with several scales below, scales lanceolate, 2-3 cm long; bracts ovate-lanceolate, 12-15 mm long, 4 mm wide, acuminate, upper ones shorter; pedicel and ovary 7-10 mm long, with narrow neck. Flowers more than 20, ± dense, close to rachis, green, glabrous; dorsal sepal broadly ovate or nearly orbicular, concave, 3-4 mm long, apex subacute, 3-nerved; lateral sepals obliquely ovate, concave or cymbiform, 5 mm long; petals oblong, 3-4 mm long, slightly oblique, apex truncate-obtuse; lip thick, 3-lobed, central lobe oblong, 4-5 mm long, 1.5 mm wide, slightly dilated and rounded at apex, usually curved upward and close to hood, lateral lobes perpendicular to central one, ligulate, ca. 5 mm long, parallel to lateral sepals, spur cylindrical- fusiform, 5-6 mm long, with longitudinal keel on ventral side; column 2 mm long, with large rugose auricles on lateral sides; anther cells clavate, close above, divergent below; pollinia 1 mm long, caudicles slender, 1mm long, viscidia lanceolate-filiform; stigma shortly clavate, placed under thick rostellar arm; rostellum thick, triangular roof-like.