Chlorophyta · Green Seaweed

Ulva prolifera

O.F.Müller
Phylum
Chlorophyta
Class
Ulvophyceae
Order
Ulvales
Family
Ulvaceae

Ulva prolifera

Branched string lettuce

Authority
O.F.Müller
Thallus is tubular, although it can appear filamentous because of its narrow diameter. Branches proliferate from the tube. It forms extensive mats several meters (many feet) in length. The color can range from grass green to very light green.

Habitat

This species is found on protected beaches attached to cobble or smaller substrates, or free-floating in muddy areas in summer.

North Pacific Distribution

Arctic Ocean, Bering Sea and Aleutian Islands, Alaska to Mexico; China; Korea; Japan; Russia

Former scientific names

Enteromorpha prolifera

Similar taxa

Cladophora sericea, Ulva spp.

Last updated December 26, 2010

Photos