三江源国家级自然保护区兰科植物新纪录种:波密杓兰

A New Recorded Species of Orchidaceae in Sanjiangyuan National Nature Reserve:Cypripedium Ludlowii Cribb

调查三江源自然保护区杓兰属分布物种。采用文献研究和实地调查法对杓兰物种分布点进行详查,并提供其地理信息、形态描述和照片。结果表明:在三江源国家级自然保护区内发现兰科植物新纪录种——波密杓兰(Cypripedium ludlowii Cribb),共发现3个居群约200株。波密杓兰为首次在三江源自然保护区发现,为青海省兰科植物新纪录种,该物种的发现为青海兰科植物增添了新的研究资料,也侧面反映出近年来三江源植物多样性保护的明显成效。

The distribution of Cypripedium species in Sanjiangyuan Nature Reserve was investigated.Literature review and field surveys were employed to investigate the distribution points of Cypripedium species in detail.Geographic and morphology information was recorded and photographs were taken.A new record species of Orchidaceae,Cypripedium ludlowii Cribb was found in Sanjiangyuan National Nature Reserve,with a total of about 200 plants in three populations.It is the first documented occurrence of Cypripedium ludlowii Cribb in Sanjiangyuan Nature Reserve,and it represents a new record species of Orchidaceae in Qinghai Province.The discovery of Cypripedium ludlowii Cribb contributes to the knowledge on Orchidaceae in Qinghai,and it also reflects the obvious effect of plant diversity protection in the Sanjiangyuan Nature Reserve in recent years.