Thrixspermum eximium
異色瓣
Thrixspermum eximium L. O. Williams
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
L. O. Williams, Botanical Museum Leaflets 6(4): 87. 1938. (Bot. Mus. Leafl.)
台灣首次記錄發表文獻
Lin & Hu, Quarterly journal of Chinese forestry 9(1): 54. pl. 4. 1976. (Quart. J. Chin. For.)
異名
無
各語言俗名
-
中異色風蘭. 異色瓣.
特徵描述
生活型
herb
形態特徵
- Stem 1-2 cm long.
- Leaves 4-7, close, base clasping, slightly conduplicate, articulated with sheath, ligulate or elongate elliptic, rarely falcate, 4-7 cm long, 8-15 mm wide, apex unequally bifid, with a sharp seta.
- Inflorescence at base of stem, peduncle straight, slender, 9 cm long, 0.5 mm in diam.; rachis dilated, ca. 1 cm long; bract ca. 1 mm long; pedicel and ovary ca. 4 mm long. Flowers white, tinged with light red, borne in succession, 1 or 2 at a time, lasting for only half a day, 1.2 cm across; dorsal sepal elliptic, 5 mm long, 3 mm wide, obtuse; lateral sepals ovate to suborbicular, 5 mm long, white, lower half turning light red; petals concave, elliptic, 5 mm long, 4 mm wide; lip shallowly saccate at base, 4.8 mm long, irregularly dentate apically, 3-lobed, lateral lobes erect, triangular-rounded, apical margin brown, tinged with red basally, upper margin yellowish inside, with orange line basally, midlobe broad, denticulate, slightly 2-lobed; central disc with a canaliculate longitudinal raised callus, Y-shaped furcate apex of callus with tufts of white hairs, with 2 small ligulate calli on both sides; column 2.5 mm long, extending into a short foot; anther cap 1 mm across; pollinia obliquely ellipsoid, with a short broad stipe.
分布
- 台灣 : summit of Linungshan at ca. 1,000 m.
- 世界 : The Philippines.
引證標本
PINGTUNG: Linungshan, Lin 188; Su & Chen 7788.