University of Washington Friday Harbor Laboratories.
R. F. Scagel
81
1958-06-25
1958-6-25
United States, Washington, San Juan, Salmon Bank, at the south end of San Juan Island.
48.433333 -123.016667
48° 26' N, 123° 1' W
Growing on rocks and worm tubes in the subtidal zone to a depth of 10 fathoms.
Thallus flattened, stipitate, up to 10 centimeters high, bright rose red in colour, with a few alternate branches of approximately uniform width throughout; all branches have a percurrent midrib; margins of branches distinctly serrate. Origin: .