报春花科一新属7-假珍珠菜

来源 :西南林业大学学报 | 被引量 : 0次 | 上传用户:tianxu36966688
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描述了云南省临沧市邦东大雪山发现的报春花科( Primulaceae )新属—假珍珠菜属( Paralysimachia F. Du, J. Wang et S. S. Yang)。该属与珍珠菜属( Lysimachia)相近,区别在于前者单花被,无花冠,花丝远长于花被,基生胎座而不是特立中央胎座,胚珠8枚以下而非多数。同时定名和描述了该属的模式种—假珍珠菜( Paralysimachia xueshanensis F. Du, J. Wang et S. Y. Yang)。该新属种分布于邦东大雪山山顶海拔3390~3420 m范围的亚高山草甸。
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