Observation 30910: Hebeloma sinapizans (Fr.) Sacc.
When: 2009-12-24
No herbarium specimen

Notes: Spore size : 10-11 (12) µm x 5-5.5 (6) µm smooth amygdaliform in front view, dextrinoid.

Growing under Oak (Quercus agrifolia) and Monterey Pine (Pinus radiata)

Images

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Cheilocystidia at 400x
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Spores at 1000x
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spores in water at 400x
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spores in Melzer’s reagent showing strong dextrinoid reaction-( spores go red, not black)
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Spores in water at 1000x
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Spores in Melzer’s at 1000x

Proposed Names

36% (3)
Eye3 Eyes3
Recognized by sight: Whitish bloom on brown pileus
Based on microscopic features: spores smooth, 5-5.5µm x 10-11µm, Cheilocystidia present , pleurocystidia absent
Based on chemical features: taste mild, odor: none noticed ( It was cold)

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Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

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Unable to propose Hebeloma aff. theobrominum
By: Dimitar Bojantchev (dimitar)
2009-12-26 16:02:09 CST (-0600)
Hebeloma aff. theobrominum
By: Dimitar Bojantchev (dimitar)
2009-12-26 15:59:05 CST (-0600)

Familiar collection — sent some material to Jan Vesterholt. Morphologically and molecularly, it comes close to H. theobrominum. Here is a part of my collections.

http://mushroomhobby.com/...

D.
dextrinoid spores
By: Richard Sullivan (enchplant)
2009-12-26 10:27:42 CST (-0600)

Created: 2009-12-25 11:43:55 CST (-0600)
Last modified: 2009-12-25 11:43:55 CST (-0600)
Viewed: 83 times, last viewed: 2016-03-22 22:44:38 CDT (-0500)
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