Porphyra thuretii Setchell & E.Y.Dawson
Annotated by J. Cruden.

Oregon: Tillamook County: Tillamook Bay, east side, Hobsonville Point (Capt. Roft. Gray Memorial), southwest point
45.547326° N, 123.905964° W,
Datum: WGS 84. Uncertainty: 368 meters. Coordinate Source: GeoLocate.
Attached to rock, upper-intertidal, in full sun, exposed to waves. Cells dark red, separated, oval in surface view. However some cells yellowish gray in light, packed groups. Thallus 50-60u in x sec. Substrate: rock.

J. Cruden 51-H, Aug 22, 1978
OSC, Barcode: OSC-A-011971