Name: Postia caesia (Schrad.) P. Karst.
Most Confident Observations:
Copyright © 2018 Dave W (Dave W)
Copyright © 2018 Erik Kagge
Copyright © 2018 Regina Johnson (Salal)
Copyright © 2018 Regina Johnson (Salal)
Version: 4
Previous Version 

First person to use this name on MO: Nathan Wilson
Editors: Chaelthomas


Rank: Species

Status: Accepted

Name: Postia caesia

Author: (Schrad.) P. Karst.


Deprecated Synonyms: Oligoporus caesius (Schrad.) Gilb. & Ryvarden, Tyromyces caesius

Notes on Taxonomy: [Edit]

Listed as Tyromyces caesius in Arora. Some books list it as Oligoporus caesius. Index Fungorum lists it as Postia caesia.

Pileus dimidiate, imbricate, often narrowly attached, with a prominent umbo, variable in habit and size, soft, spongy when fresh, fragile when dry, 1-2 X 3-6 X 0.5-1.5 em.; surface sod- den, tomentose or villose-tomentose, azonate, murinous or griseous when fresh, becoming caesious or fading to nearly pure- white on drying, often nearly glabrous with age; context white, soft, friable, 5-8 mm. thick; tubes long and slender, 5-10 mm. long, caesious within, collapsing, friable, mouths angular, 3-4 to a mm., edges white or bluish-gray, very thin, dentate to long and sharply lacerate; spores elongate, 5-5.5 X 1.5 p..
Occasional in VVashington and Oregon on dead coniferous wood. It occurs also on deciduous wood.

Descriptions: [Create]


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Created: 2007-01-10 00:05:32 EST (-0500) by Nathan Wilson (nathan)
Last modified: 2018-04-04 01:05:50 EDT (-0400) by Chaelthomas (Chaelthomas)
Viewed: 1058 times, last viewed: 2019-05-31 21:56:13 EDT (-0400)
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