Boletus fibrillosus
California Mushrooms: A Field Guide to the Boletes, p. 45. 1975.
Common Name: none
For description see Thiers & 'California Mushrooms'.
Scattered to gregarious in soil, usually associated with Douglas fir or hemlock; north coastal ranges and Sierra Nevada mountains.
Edible and good.
This member of the porcini clade is recognized by a brown to dark brown, wrinkled, fibrillose cap, white pores that become yellow and do not bruise blue, and a pale brown, reticulate stipe with a white, pinched base.
Arora, D. (1986). Mushrooms Demystified. Ten Speed Press: Berkeley, CA. 959 p.
Bessette, A.E., Roody, W.C. & Bessette, A.R. (2000). North American Boletes: A Color Guide to the Fleshy Pored Mushrooms. Syracuse University Press: Syracuse, NY. 400 p.
Desjardin, D.E., Wood, M.G. & Stevens, F.A. (2015). California Mushrooms: The Comprehensive Identification Guide. Timber Press: Portland, OR. 560 p.
Siegel, N. & Schwarz, C. (2016). Mushrooms of the Redwood Coast. Ten Speed Press: Berkeley, CA. 601 p.
Thiers, H. D. (1975). California Mushrooms—A Field Guide to the Boletes. Hafner Press: New York, NY. 261 p. (Protologue)