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

Polysiphonia variegata Ag.

Botany

Taxonomy

Algues 12
Polysiphonia 15

Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 15

Polysiphonia variegata Suhr in litt.

Botany

Taxonomy

Algues 2
Polysiphonia 2

Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 2

Polysiphonia variegata Harv.

Botany

Taxonomy

Algues 1
Polysiphonia 1

Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 1

Polysiphonia variegata (C. Agardh) Zanardini

Botany

Taxonomy

Polysiphonia 3

Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 3

Polysiphonia variegata (C. Agardh) Zanardini

Zoology

Taxonomy

Polysiphonia 20

Specimens registered in collections

Collection Number of specimens (or sets)
Marine Laboratory of Concarneau (CO) 20