Nienburgia borealis (Kylin) Kylin
Annotated by Robert F. Scagel.

Washington: San Juan County: Salmon Bank, at the south end of San Juan Island
48° 26' N, 123° 1' W
Coordinate Source: Specimen Label.
Growing on rocks and worm tubes in the subtidal zone to a depth of 10 fathoms. Description: Thallus flattened, stipitate, up to 10 cm. 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.

Robert F. Scagel 81, Jun 25, 1958
OSC, Barcode: OSC-A-011515, 48