锥头麻属（学名：Poikilospermum）是荨麻科下的一个属，为攀援灌木植物。该属共有20种，产自喜马拉雅东部至马来西亚。

Poikilospermum is a tropical genus of shrubs or tall woody climbers, consisting of at least four accepted species and another 23 species with unresolved taxonomic status. The plants are found from India and China (Yunnan), the Sino-Himalayan region to Malesia and New Guinea including the Bismarck Archipelago. Some of the plants are used by people.