Microcladia borealis Rupr.
Annotated by Robert F. Scagel. Remarks: 1851: 259.

Washington: San Juan County: Brown Island, near Friday Harbor.
48.538207° N, 123.003735° W,
Datum: WGS 84. Uncertainty: 527 meters. Coordinate Source: Digital Map.
On rocks in the upper intertidal zone.¶Description: Thallus erect, up to 15 cm. high, dark brownish red to brownish black in colour. The thallus profusely branched above, with 5-6 orders of branching. The branching is unilateral and pectinate, with pectination alternate in successive orders of branching. Branches near the apices incurved with forcipate tips.

Robert F. Scagel 20, Jul 1, 1955
WTU, Accession: 247406, Barcode: WTU-A-009639