Tribonema bombycinum Derbès & Solier f. tenue Hazen
Annotated by Harry K. Phinney, Jul 1953.

Alaska: Aleutians West: Atka Island, adjacent to the small settlement of Atka.
52.196176° N, 174.198086° W,
Datum: WGS 84. Uncertainty: 2609 meters. Coordinate Source: Digital Map.
In flowing water of small drainage creek onto beach.

Wesley H. Hansen 637a, Jun 16, 1953
OSC, Barcode: OSC-A-012640