Crepidium purpureum

紫花軟葉蘭

Crepidium purpureum (Lindl.) Szlach.

名彙資訊

特徵描述

典藏標本

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Szlachetko, Fragm. Florist. Geobot., Suppl. 3: 131. 1995.

Malaxis purpurea (Lindl.) Kuntze.

Su, Quarterly journal of Chinese forestry 23(3): 48. pl. 3. 1986. (Quart. J. Chin. For., 中華林學季刊)
Malaxis biloba auct. non Ames

Leou, Quarterly journal (Bulletin) of the experimental forest of National Taiwan University 11(2): 74. fig. 1. 1997. (Quart. J. Exp. For. Natl. Taiwan Univ., 國立台灣大學農學院實驗林硏究報告)

herb

Terrestrial. Stems elongate ovoid to clavate, fleshy, 2.5-4 cm tall, 8-17 mm in diam., surrounded by sheath-like petiole.
Leaves 3 or 4, green, more or less lustrous, elliptic-oblong, 9-14 cm long, 3.5-5.5 cm wide, apex acute, base slightly oblique, continuous into sheathing petiole 3-8 cm long.
Peduncle terminal, green or purplish, 5-10 cm long, 4-ridged; flower bearing portion of racemes 7-12 cm long; bracts linear-lanceolate, 6-7 mm long, 1.5 mm wide; pedicel and ovary ca. 6-10 mm long, with raised sharp, wavy ridges. Flowers 20-30, purple or yellowish green; dorsal sepal ovate-lanceolate, 5-6 mm long, 2- 2.5 mm wide, strongly revolute; lateral sepal broadly ovate or elliptic, 4-5 mm long, 2.5-4 mm wide, central concave, margin revolute; petals linear, 5-5.5 mm long, 0.8-1.3 mm wide, revolute; lip sagittate, 6 mm long, base extending into 2 falcate-triangular auricles ca. 2.5 mm long, apex usually bent forward, deeply 2-lobulate for 4/5 its length, lobules parallel, oblong; base of disc with a depression or cavity surrounded by fleshy raised wall; column 1.5 mm long, with fleshy lateral arms apically; anther nearly white, oval-orbicular, 0.5 mm long; pollinia waxy, obliquely ellipsoid; rostellum thin, shallowly 2- lobed.
Capsules fusiform, 1.5 cm long, pedicel 5 mm long.

台灣 : broadleaved forests, 300-800 meters in the central and southern mountainous regions.
世界 : Sikkim, southern China, Indochina, Thailand, Sri Lanka and the Philippines.