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云南杓兰Cypripedium yunnanense

时间:2013-10-23 18:31来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):云南杓兰 学名( Scientific Name ): Cypripedium yunnanense Franch. 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): 科属( Family Genus ): 兰科(Orchidaceae)杓兰属 形态特征
中文名(Chinese Name):云南杓兰
学名(Scientific Name):Cypripedium yunnanense Franch.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):



兰科(Orchidaceae)杓兰属
形态特征(Description):植株高20-37厘米,具粗短的根状茎。茎直立,无毛或在上部近节处疏被短柔毛,基部具数枚鞘,鞘上方具3-4枚叶。叶片椭圆形或椭圆状披针形,长6-14厘米,宽1-3.5厘米,先端渐尖,上面无毛或疏被微柔毛,背面被微柔毛,毛尤以脉上为多。花序顶生,具1花;花序柄上端疏被短柔毛;花苞片叶状,卵状椭圆形或卵状披针形,长4-6厘米,宽1.5厘米,先端急尖或渐尖,两面疏被短柔毛;花梗和子房长2-3.5厘米,无毛或上部稍被毛;花略小,粉红色、淡紫红色或偶见灰白色,有深色的脉纹,退化雄蕊白色并在中央具1条紫条纹;中萼片卵状椭圆形,长2.2-3.2厘米,宽1.2-1.6厘米,先端渐尖;合萼片椭圆状披针形,与中萼片等长,宽8-10毫米,先端2浅裂;花瓣披针形,长2.2-3.2厘米,宽7-8毫米,先端渐尖,稍扭转或不扭转,内表面基部具毛;唇瓣深囊状,椭圆形,长2.2-3.2厘米,宽1.5-1.8厘米,囊口周围有浅色的圈,囊底有毛,外面无毛;退化雄蕊椭圆形或卵形,长6-7毫米,宽3-4毫米,基部近无柄。花期5月。
分布(Distribution):产四川、云南和西藏,生于海拔2700-3800米的松林下、灌丛中或草坡上。
用途(Use):
引自中国植物志英文版:FOC Vol. 25 Page 3, 5, 6, 23, 27, 28
Cypripedium yunnanense Franchet, J. Bot. (Morot). 8: 231. 1894.
云南杓兰 yun nan shao lan   | Orchidaceae  | Cypripedium
Cypripedium amesianum Schlechter.
Plants 20-37 cm tall, with a stout, short rhizome. Stem erect, glabrous or sparsely pubescent in upper part especially near nodes, with several sheaths at base and 3 or 4 leaves above. Leaf blade elliptic or elliptic-lanceolate, 6-14 × 1-3.5 cm, abaxially puberulent especially on veins, adaxially glabrous or sparsely puberulent, apex acuminate. Inflorescence terminal, with 1 flower; peduncle sparsely pubescent in upper part; floral bracts foliaceous, ovate-elliptic or ovate-lanceolate, 4-6 × ca. 1.5 cm, both surfaces sparsely pubescent, apex acute or acuminate; pedicel and ovary 2-3.5 cm, glabrous or upper part slightly hairy. Flower 4-6 cm in diam., pink, purplish red, or occasionally off-white, with darker veins; staminode white with a purple stripe centrally. Dorsal sepal ovate-elliptic, 2.2-3.2 × 1.2-1.6 cm, apex acuminate; synsepal elliptic-lanceolate, 2.2-3.2 × 0.8-1 cm, apex shallowly 2-lobed. Petals slightly twisted or not, lanceolate, 2.2-3.2 × 0.7-0.8 cm, adaxial base hairy, apex acuminate; lip deeply pouched, ellipsoid, 2.2-3.2 × 1.5-1.8 cm, with a paler rim to its mouth, outer surface glabrous, inner bottom hairy. Staminode elliptic or ovate, 6-7 × 3-4 mm, base subsessile. Fl. May.
● Pinus forests, thickets, grassy slopes; 2700-3800 m. SW and W Sichuan, SE Xizang, NW Yunnan.
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