阳西静容卫矛(卫矛科)——华南一新变种

Euonymus chengii var. yangxiensis (Celastraceae)——A New Variety from South China

摘要:

报道了中国广东省阳西县沟谷雨林内1 新变种——阳西静容卫矛(Euonymus chengii var. yangxiensis Y. S. Ye & L. F. Wu),并提供简要描述和照片。阳西静容卫矛隶属于卫矛科(Celastraceae)浅裂卫矛组(Euonymus),蒴果顶端浅裂,与原变种静容卫矛(E. chengii J. S. Ma)和中华卫矛(E. nitidus Benth.)相似,主要区别是该变种叶缘顶部2/3 以上具锯齿,侧脉明显,花少且大,蒴果大,萼片伸展。

Abstract:

Euonymus chengii J. S. Ma var. yangxiensis Y. S. Ye & L. F. Wu (Celastraceae), var. nov., a new variety with larger leaves characterized by crenulate margins above middle, venation distinct on both surfaces and bigger capsules is described and illustrated. It is restricted to the most typical tropical ravine rainforest in Yangxi City, Guangdong Province in South China. It belongs to sect. Euonymus, a section whose capsules with emarginated apex, and resembles E. chengii J. S. Ma and E. nitidus Benth.