Observation 295891: Mycoacia uda (Fr.) Donk

-Large, resupinate hydnoid patches, 5cm x 50 cm
-Firmly attached to hardwood branch, probably a sycamore
-Yellow to ochre yellow w/ brighter lemon yellow growing edges, some areas of growing edge almost white. Deep red purple in KOH
-Pointed spines of varying length up to 1.5 mm long, loosely packed
-Odor not distinct


Basidia 25 um x 4.38 um
ellipsoid spore 5 um x 3.125 um
KOH reaction

Proposed Names

83% (1)
Used references: Fungi of Switzerland Vol 2
Based on microscopic features: See photos
Based on chemical features: Purple red in KOH

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= Observer’s choice
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Created: 2017-10-26 21:28:45 CDT (-0400)
Last modified: 2017-10-26 21:28:52 CDT (-0400)
Viewed: 21 times, last viewed: 2019-09-03 14:44:41 CDT (-0400)
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