Name: Lactarius fumosus Peck
Most Confident Observations:
Copyright © 2019 walt sturgeon (Mycowalt)
Copyright © 2017 Jimmie Veitch (jimmiev)
Copyright © 2016 walt sturgeon (Mycowalt)
Copyright © 2016 walt sturgeon (Mycowalt)
Version: 3
Previous Version 

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


Rank: Species

Status: Deprecated

Name: Lactarius fumosus

Author: Peck

Citation: Ann. Rep. N.Y. St. Mus. 24: 74 (1872) 1871

Preferred Synonyms:Lactarius fuliginosus (Fr.) Fr.


Domain: Eukarya

Kingdom: Fungi

Phylum: Basidiomycota

Class: Agaricomycetes

Order: Russulales

Family: Russulaceae

Genus: Lactarius

Show Subtaxa

Brief Description: [See More | Edit]

Cap: 3-10 cm; at first broadly convex, becoming flat or shallowly depressed; dry; fairly smooth; dull smoky brown or paler (occasionally nearly whitish); the margin even.

Gills: Attached to the stem or beginning to run down it; close or crowded; white, becoming pale brownish with age; when fresh staining pink to reddish when sliced.

Stem: 4-11 cm long; up to 1.5 cm thick; more or less equal; smooth, without potholes; colored like the cap or paler; often whitish near the base; usually bruising slowly pinkish to reddish.

Flesh: Whitish; usually staining pink to reddish on exposure, at least over time, but occasionally not staining (especially in dry, hot weather).

Milk: White; unchanging; usually staining tissues pink to reddish.

Odor and Taste: Odor not distinctive; taste variable, ranging from acrid (sometimes slowly) or peppery to mild.

Spore Print: Pale cream to buff.

Chemical Reactions: KOH negative on cap surface.

Microscopic Features: Spores 6-8 µ; globose or subglobose; ornamentation 0.5-1.5 µ high, as spines and ridges forming broken to nearly complete reticula. Pleuromacrocystidia absent. Cheilomacrocystidia usually inconspicuous but occasionally conspicuous; subcylindric to subfusiform; to about 40 µ long. Pileipellis a trichoepithelium or, in young caps, nearly a trichoderm.

Descriptions: [Create]


Add Comment
No one has commented yet.
Number of users interested in this name: 0

Created: 2007-06-19 07:41:31 BST (+0100) by Nathan Wilson (nathan)
Last modified: 2014-01-22 16:21:53 GMT (+0000) by walt sturgeon (Mycowalt)
Viewed: 152 times, last viewed: 2020-09-19 04:40:12 BST (+0100)
Show Log