Polysiphonia villum J.Agardh
(Please note: only references with the binomials in the title are included. The information is from the Literature database.)
Ding Lan-ping, Zhong Li-min, Tan Hua-qiang, Huang Bing-xin (2015). A morphological study on marine red algal Polysiphonia scopulorum var. villum. Journal of Tropical Oceanography 34(1): 42-48.