Wildemania amplissima

Red cellophane

Authority: (Kjellman) Foslie

Thallus is light pink, variable in shape, and can reach more than 100 cm (39 in) long. It is very thin, with two cell layers thick (distromatic). The margin of the blade often appears filmy because of scattered reproductive cells.

Habitat

This species is often found on clam shells on sandy beaches at low tide in spring and early summer; it can also grow on rock and epiphytically on other algae.

North Pacific Distribution

Bering Sea and Aleutian Islands, Alaska to Monterey Peninsula, California; Japan; Russia

Former scientific names

Diploderma amplissimum, Porphyra miniata var. amplissima, Porphyra amplissima, Wildemania cuneiformis, Porphyra cuneiformis, P. miniata f. cuneiformis