Phylum: Phaeophyta

Class: Phaeophyceae

Order: Laminariales

Family: Laminariaceae

Cymathere triplicata (Postels and Ruprecht) J. Agardh

Description: This blade-like plant is yellowish brown, with a linear undivided blade up to 4 m. long and 18 cm. wide; the blade is thick and rigid below, thinner above; three to five prominent longitudinal folds run the full length of the blade. The base of the blade tapers (or is broadly rounded) to a stipe that is up to 25 cm. long, flattened above and cylindrical below, where it terminates in a prominent discoid holdfast.

Habitat: On rocks in the upper subtidal zones.

Pacific Coast Distribution: Bering Sea to Washington.

Robert Scagel, 1972

C. triplicata (middle) showing 3 prominent longitudinal folds	C. triplicata at low tide
Low tide at Race Rocks showing numerous C. triplicata individuals	C. triplicata, this photo from Bamfield Marine Station