东喜马拉雅地区西域旌节花一新亚种——紫红旌节花

Stachyurus himalaicus ssp. purpureus, a new subspecies of Stachyuraceae from eastern Himalaya

描述了旌节花属 (旌节花科 )西域旌节花StachyurushimalaicusHook .f.&Thoms.exBenth.一新亚种 :紫红旌节花S .himalaicusssp .purpureusY .P .Zhu&Z .Y .Zhang。该新亚种与原亚种S .himalaicussubsp .himalaicus的区别在于原亚种的花为黄色或黄绿色 ,而新亚种的花为粉紫色至深紫色。此外 ,原亚种多生长于 1 30 0 - 30 0 0m的落叶或常绿阔叶林中或林缘 ,分布区由东喜马拉雅至我国西南广大地区 ,而新亚种仅见于东喜马拉雅地区 2 2 0 0 - 330

Stachyurus himalaicus ssp. purpureus Y. P. Zhu & Z. Y. Zhang, a new subspecies of Stachyuraceae from eastern Himalaya, is described. It differs from the typical subspecies, S. himalaicus ssp. himalaicus , by having purplish pink to dark purple flowers. The new subspecies occurs in Xizang (Tibet) of China, E Nepal, Sikkim, Bhutan, and NE India, usually growing in dense forests at an altitude between 2200 and 3300 m.