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

Fucus spiralis L.

Botany

Taxonomy

Algues 116
Fucus 116

Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 116

Fucus spiralis Stackh.

Botany

Fucus spiralis L.

Zoology

Taxonomy

Algues 2
Fucus 2

Specimens registered in collections

Collection Number of specimens (or sets)
Marine Laboratory of Concarneau (CO) 2