Observation 272376: Amanita sect. Vaginatae sensu Zhu L. Yang

When: 2014-08-30

Collection location: Chignautla, Puebla, Mexico [Click for map]

Who: Alan Rockefeller (Alan Rockefeller)

No specimen available

Seen at the Chignuatla fungus fair.

This yellow one is pretty rare.

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Not my handwriting
By: Alan Rockefeller (Alan Rockefeller)
2017-03-20 11:34:16 PDT (-0700)

But that would be cool.

Thanks for the offer Rod, I will send you all my Amanitas.

Hi Alan
By: Debbie Viess (amanitarita)
2017-03-20 09:15:07 PDT (-0700)

I understand the reasoning behind labeling edible amanitas like this grisette as “comestible,” but shouldn’t there be some sort of reference to its rarity? In other words, why emphasize the edibility of rare mushrooms? Yes, you have done so here on MO, but what about at that Fair?

Thank you, Alan.
By: R. E. Tulloss (ret)
2017-03-20 07:51:15 PDT (-0700)

I know you have your own PCR process, etc. If I can do anything to back you up, let me know.

Very best,


I don’t have this one
By: Alan Rockefeller (Alan Rockefeller)
2017-03-20 04:35:04 PDT (-0700)

As it wasn’t savable after being on display for a couple days – I do have collections of this species though. Will keep an eye out for them.

There are not too many yellow Vaginatae in general. We have one in the
By: R. E. Tulloss (ret)
2017-03-19 22:09:28 PDT (-0700)

eastern U.S. coastal states. It larger in than mushroom shown in your images as has the unusual nrITS 5’ motif of the penetratrix group:


I hope you can someday get DNA from entity reported in this observation.

Very best,


Created: 2017-03-19 14:20:12 PDT (-0700)
Last modified: 2017-03-19 14:20:15 PDT (-0700)
Viewed: 65 times, last viewed: 2017-06-30 10:25:43 PDT (-0700)
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