Name: Tylopilus indecisus (Peck) Murrill
Most Confident Observations:
Copyright © 2019 Eva Skific (Evica)
Copyright © 2013 Patrick Harvey (pg_harvey)
Copyright © 2019 PharisKim
Version: 3
Previous Version 

First person to use this name on MO: Nathan Wilson
Editors: Alan Rockefeller, walt sturgeon


Rank: Species

Status: Accepted

Name: Tylopilus indecisus

ICN Identifier: missing

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Author: (Peck) Murrill

Citation: Mycologia 1(1): 15 (1909)


Domain: Eukarya

Kingdom: Fungi

Phylum: Basidiomycota

Class: Agaricomycetes

Order: Boletales

Family: Boletaceae

Genus: Tylopilus

Brief Description: [See More | Edit]

Cap: 5-17 cm; convex to broadly convex or nearly flat in age; dry; smooth or finely felty; brown to tan, usually with cinnamon shades.

Pore Surface: White becoming pinkish (eventually nearly brownish); bruising brown; pores angular, 2 per mm; tubes to 12 mm.

Stem: 4-10 cm long; 1-3 cm thick; more or less equal; whitish when young; bruising and discoloring brownish; fairly smooth, or very finely reticulate near the apex.

Flesh: Thick and white; staining pinkish to brownish on exposure.

Odor and Taste: Not distinctive.

Chemical Reactions: Ammonia brownish, pinkish, or negative on cap surface; negative on flesh. KOH dark red to black on cap surface; negative to pale orangish on flesh. Iron salts dark gray on cap surface; negative to faintly bluish on flesh. (Data from my collections.)

Spore Print: Flesh colored to pinkish brown.

Microscopic Features: Spores 10-15 × 3-5 µ; smooth; fusiform to subfusiform. Pileipellis a cutis of mostly erect, cylindric elements 3-9 µ wide; hyaline to yellowish in KOH; with rounded to subacute apices

Descriptions: [Create]


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