Piper protrusum Chaveer.& Tanee,sp.nov.is described and illustrated.It dominantly comprises three branching types with t......

胡椒科的某些属之间，花粉形态表现出一定的差异。齐头绒属花粉粒表面粒为平滑，但有小穿孔，略显粗糙。胡椒属的花粉粒表面有不规则的瘤......

This paper describes the detailed anatomy and micromorphology of the vegetative parts of Piper sarmentosum Roxb. (synony......