
Ulvophycean green algae
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.
11 branches of this class, most-observed first

Sea Lettuces and Allies
orderUlvales

Bryopsidales
orderBryopsidales

Orange Terrestrial Algae
orderTrentepohliales

Cladophorales
orderCladophorales

Dasycladales
orderDasycladales

Codiolales
orderCodiolales

Ulotrichales
orderUlotrichales

Blastophysa
genusBlastophysa

Scotinosphaerales
orderScotinosphaerales
Chlorocystidales
orderChlorocystidales
Oltmannsiellopsidales
orderOltmannsiellopsidales
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Ulvophyceae in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 51429.