Mycotaxon 34: 115 (1989). Type locality: USA, California, Marin County, Point Reyes National Seashore, Kehoe Beach, 1988, S. Hammer 2286 (SFSU - holotype; FH - isotype).
Type locality: USA, California, Marin County, Point Reyes National Seashore, Kehoe Beach, 1988, S. Hammer 2286 (SFSU - holotype; FH - isotype).