单花曲唇兰 Panisea uniflora

中文名(Chinese Name):单花曲唇兰
学名(Scientific Name):Panisea uniflora (Lindl.) Lindl.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Pleione thuniana (Rchb.f.) Kuntze  Pleione uniflora (Lindl.) Kuntze  Chelonistele biflora (E.C.Parish ex Rchb.f.) Pfitzer  Coelogyne biflora E.C.Parish ex Rchb.f.  Coelogyne thuniana Rchb.f.  Coelogyne uniflora Lindl.  Coelogyne falcata T. Anderson ex Hook. f.
科属(Family & Genus):兰科(Orchidaceae)曲唇兰属
形态特征(Description):根状茎坚硬,粗3-4毫米,密被褐色鞘。假鳞茎较密集,彼此相距5-15毫米,常多少伏贴于根状茎上,狭卵形至长颈瓶状,基部收狭,长1.5-4厘米,粗7-13毫米,顶端生2枚叶。叶线形,长(5.5-)10-21.5厘米,宽8-12毫米,先端渐尖;叶柄长1-2厘米。花葶短,长2-4厘米,下部为鞘所包;花苞片干膜质,卵形,长4-6毫米;花梗和子房长1.1-1.3厘米;花单朵,淡黄色;萼片狭卵状长圆形,长1.9-2.2厘米,宽5.5-6.5毫米,先端渐尖或急尖,具5脉;花瓣长圆状椭圆形或狭椭圆形,长1. 7-2厘米,宽约7毫米,先端钝,亦具5脉;唇瓣倒卵状椭圆形,长1.8-2.2厘米,宽1-1.2厘米,先端浑圆,基部收狭,有短爪,中部有2个不明显的腺体,在下部两侧各有1枚很小的侧裂片;侧裂片长圆状披针形,有时稍呈镰刀状,长约3毫米,宽约1毫米;蕊柱稍向前倾,长8-10毫米,两侧边缘有翅;翅在下部极狭,中部以上变宽,上部一侧宽达2毫米。花期10月至次年3月。
分布(Distribution):产云南。生于海拔800~1100米林中或茶园内岩石上或树上。东南亚也有。
用途(Use):
引自中国植物志英文版:FOC Vol. 25 Page 333, 334   
Panisea uniflora (Lindley) Lindley, Fol. Orchid. 5(Panisea): 2. 1854.
单花曲唇兰 dan hua qu chun lan| Orchidaceae  | Panisea
Coelogyne uniflora Lindley, Gen. Sp. Orchid. Pl. 42. 1830; Chelonistele biflora (E. C. Parish & H. G. Reichenbach) Pfitzer; Coelogyne biflora E. C. Parish & H. G. Reichenbach; C. falcata T. Anderson ex J. D. Hooker; C. thuniana H. G. Reichenbach; Pleione thuniana (H. G. Reichenbach) Kuntze; P. uniflora (Lindley) Kuntze.
Rhizome 3-4 mm in diam., rigid, densely covered with brown sheaths. Pseudobulbs tufted, borne 5-15 mm apart, often ± appressed to rhizome, narrowly ovoid to flask-shaped, 1.5-4 cm × 7-13 mm, base contracted, apex 2-leaved. Leaf blade linear-oblong, (5.5-)10-21.5 × 0.8-1.2 cm, acuminate; petiole 1-2 cm. Inflorescence proteranthous or heteranthous, erect, 1-flowered; peduncle 2-4 cm, lower part enclosed in sheaths; floral bracts ovate, 4-6 mm, scarious. Flowers pale apricot to yellowish, lip with 3-7 orange spots on lateral lobes; pedicel and ovary 1.1-1.3 cm. Sepals narrowly ovate-oblong, 19-22 × 5.5-6.5 mm, 5-veined, acuminate or acute. Petals oblong-elliptic or narrowly elliptic, 17-20 × ca. 7 mm, 5-veined, obtuse; lip obovate-elliptic, 1.8-2.2 × 1-1.2 cm, base contracted and shortly clawed, rounded, lower sides with 2 very small lateral lobes; lateral lobes oblong-lanceolate, sometimes slightly falcate, ca. 3 × 1 mm, weakly saccate at base; disk with 2 or 3 obscure keels. Column curved, 8-10 mm, broadly winged; foot ca. 2 mm. Capsule obovoid to ellipsoid, 1.7-2.2 × 1-1.2 cm. Fl. Oct-Mar. 2n = 40.
Epiphytic on trees or lithophytic on rocks in forests; 800-2400 m. S Yunnan [Bhutan, Cambodia, NE India, Laos, Myanmar, Nepal, Thailand, Vietnam].
单花曲唇兰 Panisea uniflora

单花曲唇兰 Panisea uniflora(责任编辑:徐晔春)

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