Name: Chalciporus piperatoides (Smith & Thiers) Baroni & Both
Most Confident Observations:
Copyright © 2011 Tim Sage (NMNR)
Copyright © 2006 Darvin DeShazer (darv)
Copyright © 2010 Patrick Harvey (pg_harvey)
Version: 5
Previous Version 

First person to use this name on MO: Nathan Wilson
Editors: Michael Wood, Eddee


Rank: Species

Status: Accepted

Name: Chalciporus piperatoides

Author: (Smith & Thiers) Baroni & Both

Citation: Mycologia 83(5):560 (1991)

Deprecated Synonyms: Boletus piperatoides A.H. Sm. & Thiers


Domain: Eukarya

Kingdom: Fungi

Phylum: Basidiomycota

Class: Agaricomycetes

Order: Boletales

Family: Boletaceae

Genus: Chalciporus

Brief Description:

Cap: 3-8 cm; convex or slightly conic, becoming broadly convex; sticky when fresh, but soon dry; bald or very finely velvety when young; shiny; dull red to reddish brown or dull pinkish tan, fading to tan.

Pore Surface: Dull brownish orange to dull reddish; bruising blue, then slowly resolving to dark reddish brown; 1-2 pores per mm near the margin and when young, becoming larger and irregular to angular near the stem and with age; tubes to 5 mm deep.

Stem: 4-8 cm long; 0.5-1.5 cm thick; more or less equal; dry; colored like the cap; bald; base with bright to dull yellow mycelium.

Flesh: Yellowish in the cap; brighter yellow in the stem; bluing erratically when sliced, or not bluing.

Odor and Taste: Odor not distinctive; taste strongly peppery or bitter.

Chemical Reactions: Ammonia reddish brown on cap surface; brownish on flesh. KOH black on cap surface; brown on flesh. Iron salts negative on cap surface; negative on flesh.

Spore Print: Olive.

Microscopic Features: Spores 6-8 × 2.5-3.5 µ; smooth; subfusoid; yellowish in KOH. Hymenial cystidia fusoid to fusoid-ventricose; to about 75 × 12 µ. Trama of tubes faintly and erratically greenish-amyloid when dried specimens are studied. Pileipellis a tangled layer of cylindric elements 6-12 µ wide; terminal elements with rounded to subacute apices; hyaline to yellowish.

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Created: 2007-06-19 01:55:25 CDT (-0400) by Nathan Wilson (nathan)
Last modified: 2011-12-26 14:25:53 CST (-0500) by Eddee (eddeeee)
Viewed: 728 times, last viewed: 2020-08-04 13:45:05 CDT (-0400)
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