Mastocarpus rigidus S.C.Lindstrom, Hughey et Martone
Annotated by Sandra C. Lindstrom, 2010.

British Columbia: Vancouver Island, Capital Regional District, Port Renfrew, Botanical Beach.
48.529253° N, 124.453704° W,
Coordinate Source: Verbatim from Collector/Sheet.
Mid intertidal with Fucus and Hedophyllum. HOLOTYPE and ISOTYPES of Mastocarpus rigidus S.C.Lindstrom, Hughey et Martone. Extracts M558, M559, species tentatively to be called Mastocarpus rigidus. Isotype.

Patrick T. Martone PTM-184, 2010 Jul 11
UBC, Accession: A88570