Pentasacme, sometimes spelled Pentasachme, is a genus of flowering plants in the dogbane family (Apocynaceae). It contains six species which range from the Himalayas through Indochina to southern China and Peninsular Malaysia. The genus was first described in 1834.Wight, Robert. 1834. Contributions to the Botany of India 60.Tropicos, genus Pentasachme
Species Pentasacme caudatum – Nepal through Indochina to southern China and Peninsular Malaysia Pentasacme malipoense – China (Yunnan) Pentasacme pulcherrima – Nepal and southern Bhutan Pentasacme shanense – Myanmar Pentasacme tubulosum – China (Yunnan) Pentasacme wallichii – Himalayas to Bangladesh
Formerly included moved to other genera (Cynanchum, Heterostemma):The Plant List, genus Pentasachme P. brachyantha now Cynanchum stauntonii P. esquirolii now Heterostemma esquirolii P. glaucescens now Cynanchum glaucescens P. stauntonii now Cynanchum stauntonii
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