When: 2008-08-06

Collection location: Santa Rosa, Sonoma Co., California, USA [Click for map]

Who: Debbie Drechsler (debdrex)

No specimen available

Fruiting alone on a lawn. No yellowing anywhere and no odor. Pileus very smooth, satiny with a slightly depressed umbo. Mild scaling at margin and fibrous. Greyish tan at umbo, slightly darker at margins. 9cm across. Gills are free, chocolate brown, mottled, thin, close. Stipe shiny, narrower at base, with a slight nob. 1.3cm at apex, 8.5cm tall. Annulus is very thin, skirt-like.


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Recognized by sight

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Add Comment
Agaricus key
By: Darvin DeShazer (darv)
2008-08-09 21:02:05 EDT (-0400)

This key works best for central/northern California. Dr. Stevens has been studying Agaricus for over two decades and sometimes he is confused! Click here for the KEY

In case I’m not the only one…
By: Debbie Drechsler (debdrex)
2008-08-09 20:50:46 EDT (-0400)

…who needs help differentiating seemingly easy mushrooms, is this A. californicus because of the lack of yellow staining? Anything else?