封面植物简介——丽江杓兰  

Introduction of the Plant Front Cover:Cypripedium lichiangense(Orchidaceae)

作　　者：汪健[1] 

机构地区：[1]西南林业大学

出　　处：《西北植物学报》2012年第7期1465-1465,共1页Acta Botanica Boreali-Occidentalia Sinica

摘　　要：丽江杓兰（Cypripedium lichiangense S.C.Chen＆P.J.Cribb）隶属兰科杓兰属,为中国特有种,濒危（EN）,已列入IUCN红色名录。为地生草本,植株高7-14cm,具较粗壮而短的根状茎。茎直立,为2枚筒状叶鞘所包,顶端分别有叶和苞片（与叶形似）。叶近对生,铺地;叶片卵形,长8.5-19cm,宽7-16cm,暗绿色,有较多的黑紫色斑点。花序顶生,具1花;合萼片﹑中萼片及退化雄蕊红肝色,花瓣与唇瓣黄色缀红肝色斑点，唇瓣囊形；合蕊柱短，由2枚侧生的能育雄蕊、1枚上方的退化雄蕊以及1枚下方的柱头组成。花期5-7月。Cypripedium lichiangense S. C. Chen ＆P. J. Cribb （Orchidaceae） ,endemic to China,is an endangered species according to IUCN Red List criteria （IUCN,2001 ..IUCN Red List Categories and Criteria,Version 3.1）. Plants 7-14 cm tall,with a stout,rather short rhizome. Stem erect,covered by 2 tubular sheaths,a-pex with a subopposite leaf and bract prostrate on substrate. Leaf and bract blade dark green, marked withpurplish black spots, ovate, normally 8.5 -19 × 7 - 16 cm. Inflorescence terminal, with 1 flower, ebravteate; Dorsal sepal, synsepal and staminode liver-colored;Petals and pouched lip yellow, spotted with maroon;Column short, with 2 lateral fertile stamens, a terminal staminode above,and a stigma below. F1. May-July.

关 键 词：杓兰 丽江 植物 封面 中国特有种 红色名录 IUCN 根状茎 

分 类 号：Q943[生物学—植物学]