San Francisco State University, Harry D. Thiers Herbarium (SFSU)
SFSU-F-009275
b8912a8e-a6a6-4f69-a20e-48ed4a188872
Amanita calyptrata Peck
Amanitaceae
R. McP. Brown
646
1962-10-27
USA, California, Marin, Muir Woods National Monument and vicinity; near top of ridge west of Redwood Canyon below Dipsea Trail along ridge, a few hundred feet north of Dipsea Trail just before it comes out of woods.
37.890117 -122.570486 +-250m.
On heavy litter and duff under Douglas fir (Pseudotsuga menziesii), madrone (Arbutus menziesii), and Quercus agrifolia.