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Observation 146188: Agaricus L.

When: 2013-09-22

Collection location: Dallas, Pennsylvania, USA [Click for map]

Who: Dave W (Dave W)

No specimen available

Notes:
On a lawn.

Images

Proposed Names

21% (2)
Recognized by sight
56% (1)
Recognized by sight: Per discussion on A. campestris, which is not found in N.A. Rick Kerrigan is supposed to be working on this, to be published in 2-25 years, more or less.

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= Observer’s choice
= Current consensus

Comments

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It’s not so much the species splitting,
By: Dave W (Dave W)
2013-09-23 18:26:00 CDT (-0400)

as it is the re-naming of many North American species, or the creation of new genera. If not for MO, I’d basically have no chance at keeping up with the evolving nomenclature.

I was.
By: Daniel B. Wheeler (Tuberale)
2013-09-23 12:26:03 CDT (-0400)

Where does this scientific splitting end?

Thanks Daniel.
By: Dave W (Dave W)
2013-09-23 07:07:29 CDT (-0400)

I am not surprised.

Recent discussion over Agaricus campestris
By: Daniel B. Wheeler (Tuberale)
2013-09-23 00:22:04 CDT (-0400)

in MO #146018, 145431, 144591, 144215, and 143735 points out Agaricus campestris not found in North America. Rick Kerrigan is working on a new name for this species in America.