Several names share this combination and are defined under the rules of the botanical code. The species name Polysiphonia pulvinata might be an homonymy case.
The name Polysiphonia pulvinata is a slight homonymy case. This name is used according to the rules of several different nomenclatural codes.

Polysiphonia pulvinata f.

Botany

Taxonomy

Algues 28
Polysiphonia 28

Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 28

Polysiphonia pulvinata Mont.

Botany

Polysiphonia pulvinata Ag.

Botany

Polysiphonia pulvinata Harv.

Botany

Polysiphonia pulvinata (Roth) Sprengel

Zoology

Taxonomy

Polysiphonia 1

Specimens registered in collections

Collection Number of specimens (or sets)
Marine Laboratory of Concarneau (CO) 1

Polysiphonia pulvinata Harv.

Zoology