Observation 82511: Lactarius vinaceorufescens A.H. Sm.

When: 2011-11-14

Collection location: Nevado de Toluca, Mexico, Mexico [Click for map]

Who: Alan Rockefeller (Alan Rockefeller)

No specimen available

Notes:
Pleuromacrocystidia 66 × 11, 61 × 10, 75 × 13 μ.

Cheilomacrocystidia 30 × 7, 45 × 11.

Spores 8.5 × 7, 8 × 6.5, 8.5 × 7.5. Ornamentation .75 tall.

Latex white, quickly turning yellow (4 seconds).

Taste latently acrid and slightly bitter.

Gills staining vinaceous where damaged.

Images

182254
182255
182256
182257
182268
Pileipellis, pileus trama 100x
182269
Pleuromacrocystidia 100x
182270
Pleuromacrocystidia 1000x
182271
Pleurocheilocystidia 1000x

Proposed Names

-87% (1)
Recognized by sight: Slowly acrid. Yellow latex. Zonate cap.
79% (2)
Eye3 Eyes3
Recognized by sight: Latex quickly yellowing. Cap zonate. Stipe not scrobiculate. Lamelle staining reddish.
Used references: Christian Schwartz
http://www.mushroomexpert.com/...
Based on microscopic features: Pleuromacrocystidia 61 – 75 × 10 – 13. Pleurocheilocystidia the same shape but smaller. Spores in the right size range with the correct ornamentation.
Based on chemical features: Taste slowly peppery.

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Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

Add Comment
Probably closer
By: Christian (Christian Schwarz)
2011-11-14 13:10:06 PST (-0800)

to the eastern usa’s L. vinaceorufescens (pine associate), than the Cali oak associate.

Created: 2011-11-14 13:08:36 PST (-0800)
Last modified: 2011-11-14 16:55:12 PST (-0800)
Viewed: 46 times, last viewed: 2017-06-10 01:34:20 PDT (-0700)
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