''Cystoseira pustulata'' is a species of

brown alga Brown algae (: alga) are a large group of multicellular algae comprising the class Phaeophyceae. They include many seaweeds located in colder waters of the Northern Hemisphere. Brown algae are the major seaweeds of the temperate and polar reg ...

in the genus ''

Cystoseira ''Cystoseira'' is a genus of brown algae in the order Fucales. Description As presently defined, ''Cystoseira'' comprises fucoids characterised by Antheridium, antherozoids without stigmata, few Antheridium, antheridial branches, trichothallic h ...

''.

Distribution

''Cystoseira pustulata'' occurs in the

Mediterranean The Mediterranean Sea ( ) is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean basin and almost completely enclosed by land: on the east by the Levant in West Asia, on the north by Anatolia in West Asia and Southern ...

and Northeast

Atlantic The Atlantic Ocean is the second largest of the world's five oceanic divisions, with an area of about . It covers approximately 17% of Earth's surface and about 24% of its water surface area. During the Age of Discovery, it was known for se ...

(

Azores The Azores ( , , ; , ), officially the Autonomous Region of the Azores (), is one of the two autonomous regions of Portugal (along with Madeira). It is an archipelago composed of nine volcanic islands in the Macaronesia region of the North Atl ...

Canary Islands The Canary Islands (; ) or Canaries are an archipelago in the Atlantic Ocean and the southernmost Autonomous communities of Spain, Autonomous Community of Spain. They are located in the northwest of Africa, with the closest point to the cont ...

). Records of ''

Cystoseira humilis ''Cystoseira'' is a genus of brown algae in the order Fucales. Description As presently defined, ''Cystoseira'' comprises fucoids characterised by antherozoids without stigmata, few antheridial branches, trichothallic hairs in conceptacles, la ...

'' in the Mediterranean refer to this species.

Taxonomy

''Cystoseira pustulata'' has variously been treated as a

variety Variety may refer to: Arts and entertainment Entertainment formats * Variety (radio) * Variety show, in theater and television Films * ''Variety'' (1925 film), a German silent film directed by Ewald Andre Dupont * ''Variety'' (1935 film), ...

subspecies In Taxonomy (biology), biological classification, subspecies (: subspecies) is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (Morphology (biology), morpholog ...

of '' Cystoseira compressa'', or considered a synonym of ''C. humilis'', but constitutes a distinct genetic entity not closely related to either.

References

{{Taxonbar, from= Q68482005 Fucales Taxa described in 1952