Ulvophyceae

The Ulvophyceae or ulvophytes are a class of green algae, distinguished mainly on the basis of ultrastructural morphology, life cycle and molecular phylogenetic data. The sea lettuce, Ulva, belongs here. Other well-known members include Caulerpa, Codium, Acetabularia, Cladophora, Trentepohlia and Monostroma.

REDIRECT Trentepohliaceae

Blastophysa is a genus of green algae in the class Ulvophyceae. , in AlgaeBase the only species is Blastophysa rhizopus.

Scotinosphaera is a genus of algae belonging to the family Scotinosphaeraceae.

Sykidion is a genus of green algae. Pseudoneochloris is a synonym of this genus. , Sykidion was the only genus in the family Sykidiacaeae, which was the only family in the order Sykidiales.

Desmochloris is a genus of green algae, specifically of the Chlorocystidaceae.

Ignatiaceae is a family of green algae in the class Ulvophyceae. It is the only family in the order Ignatiales.