View PDF Current Species Name Pterosiphonia arctica (J. Agardh) Setchell et N.L. Gardner Original Name Polysiphonia arctica J. Agardh 1863: 1034 Image Displayed Image Specimen LD Hb. Ag. 41305-41308! Type Status Syntypes Type Locality ad Spetsbergen,, Collector Vahl Project Exped. Torell