Observation 163905: Agaricus L.

When: 2014-04-16

Collection location: San Marcos Foothills Nature Preserve, Santa Barbara Co., California, USA [Click for map]

Who: waveshroom

No specimen available

Growing in compost. Cap surface dry, white, 4-12 cm across with brown fibrillose scales. Margin slightly staining reddish brown. Gills free, pink or pink-brown when young to brown in age. Stipe 5 to 10 + cm long with mid to superior sheathlike veil, but see photos for variation. Upper rim of veil jagged on fresh specimens. Light yellow staining on stipe. Spore print brown.


fibrillose scales
yellow stain, clingy veil

Proposed Names

81% (1)
Used references: Arora, Demystifying Mushrooms, 2nd ed.

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