Mushroom Observer
Catalog #: MUOB 4570
Taxon: Agaricus arorae Kerrigan
Family: Agaricaceae
Collector: Ron Pastorino   MUOB 4570   
Date: 2007-10-30
Verbatim Date: 2007-10-30
Locality: United States, California, Marin, Tomales Bay State Park
38.1174  -122.876
Description: Original observation #4570 (Mushroom Observer)
Occurrence Remarks: Identified using Mushrooms Demystified. Red staining on cap, stem and flesh as well as the very small elliptical spores helped narrow the choices. It was not growing near cypress and the cap did stain yellow with sodium hydroxide (didn't have any KOH).
Specimen Images
Rights Holder: MO Observers
Record Id: 6bb9686d-618d-46d8-8a6f-ad1d364b84b3
For additional information on this occurrence, please contact: Nathan Wilson (
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