中国长足兰属(兰科)一新记录

Pteroceras teres, A New Record of Orchidaceae from China

摘要:

报道了中国兰科植物一新记录， 即筒距长足兰[Pteroceras teres （Blume） Holttum]， 并提供了描述与图片。该种与滇南长足兰[P. compressum （Blume） Holttum]相似， 但以花序轴圆柱形； 花黄色， 螺旋状排列； 距的先端囊状， 两侧压扁并多少扭转等特征与之区别。

Abstract:

Pteroceras teres (Blume) Holttum (Orchidaceae), an epiphytic orchid from Yunnan is newly recorded for China. A detailed description of the species and photos are provided. This species is similar to P. compressum (Blume) Holttum, from which it clearly differs in having a terete rachis, spirally arranged yellow flowers and a spur with the bladdery apex laterally compressed, more or less twisted.