Gigartina mamillosa (Gooden. & Woodward) J.Agardh f. subsimplex (Setchell) Setchell
Annotated by William A. Setchell. Remarks: The taxonomic (and perhaps the nomenclatural) status of this entity requires further investigation. AlgaeBase

Oregon: Lincoln County: Nye Beach to Yaquina Head
44.659751° N, 124.063644° W,
Datum: WGS 84. Uncertainty: 2000 meters. Coordinate Source: Digital Map.

W.E. Lawrence s. n., Sept. 4-10, 1911
OSC, Accession: 8253, Barcode: OSC-A-001613