Amanita augusta is a common and widespread species in western North America, with no recorded decline.
It should be listed as Least Concern (LC).
The western North American Amanita augusta was long referred to by the European name Amanita aspera Fries (Thiers 1982, Arora 1986), and later Amanita franchetii (Boudier) Fayod, before being described as a distinct species (Bojantchev & Davis 2013).
Amanita augusta is a common and widespread species in western North America.
It should be listed as Least Concern (LC).
Widespread in the Pacific States of North America; very common in coastal California, north into southeast Alaska, occasional in the Sierra Nevada and Cascade Range in California and Oregon, more common in lower and mid elevations in the Washington Cascades, and occasional in the northern Rocky Mountains.
Population is widespread, and locally, is a very common species. Occurring in young to mature forests of many types. No decline has been noted.
Population Trend: Stable
Ectomycorrhizal with both conifers and hardwoods; especially pine (Pinus spp.), spruce (Picea), Douglas-fir (Pseudotsuga menziesii) and oak (Quercus spp.). Occurring in young to mature forests, fruiting in late summer and fall in the north, into spring in the south.
No specific threats have been identified with regards to this species.
No specific conservation actions is needed with regards to this species.
No specific research is needed with regards to this species.
None known.
Arora, D. 1986. Mushrooms Demystified. Ten Speed Press: Berkeley, CA. 959 p.
Bojantchev, D. and Davis, M. 2013. Amanita augusta, a new species from California and the Pacific Northwest. North American Fungi 8(5): 1-11.
Desjardin, D.E., Wood, M.G. and Stevens, F.A. 2015. California Mushrooms: The Comprehensive Identification Guide. Timber Press: Portland, OR. 560 p.
Mushroom Observer. 2021. http://www.mushroomobserver.org
Siegel, N. and Schwarz, C. 2016. Mushrooms of the Redwood Coast. Ten Speed Press: Berkeley, CA. 601 p.
Thiers, H. D. 1982. The Agaricales (Gilled Fungi) of California. 1. Amanitaceae. Mad River Press: Eureka, CA. 53 p.
Country | Trend | Redlisted |
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