Observation 85991: Lactarius fragilis (Burl.) Hesler & A.H. Sm.
When: 2011-11-15
No herbarium specimen

Notes: Collection by Suchen, microscopy by Alan Rockefeller. The same collection as observation 82552.

Odor of the dry sample was strongly like maple syrup.

Pleurocystidia not observed. Cheilocystidia present and small.

Spores mounted in melzers.

Images

194420
182412
Copyright © 2011 Josh M.K. (suchen)
182413
Copyright © 2011 Josh M.K. (suchen)
182414
Copyright © 2011 Josh M.K. (suchen)
194410
Specimen (dried)
194411
Pileus cross section 100x
194412
Gill cross section 400x
194413
Cheilocystidia
194414
Cheilocystidia
194415
Cheilocystidia
194416
Cheilocystidia
194417
Cheilocystidia
194418
194419
194421

Proposed Names

29% (1)
Eye3
Based on microscopic features: Amyloid ornamented spores
Based on chemical features: Odor of maple syrup when dried
52% (1)
Eyes3
Based on microscopic features: Spore ornamentation
Based on chemical features: Smells strongly of maple syrup when dried

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Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

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Thanks again, Alan… maybe a very nipply Lactarius fragilis?
By: Josh M.K. (suchen)
2012-01-08 19:28:41 PST (-0800)

L. fragilis is known to be an eastern species. Perhaps this is a rather papillate local variation.

Created: 2012-01-08 18:00:28 PST (-0800)
Last modified: 2012-01-08 19:32:14 PST (-0800)
Viewed: 113 times, last viewed: 2016-04-23 23:59:58 PDT (-0700)
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