Name: Lactarius maculatipes Burl.
Most Confident Observations:
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Copyright © 2018 walt sturgeon (Mycowalt)
Copyright © 2016 walt sturgeon (Mycowalt)
Version: 2
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First person to use this name on MO: Nathan Wilson
Editors: Erlon Bailey

Nomenclature:

Rank: Species

Status: Accepted

Name: Lactarius maculatipes

ICN Identifier: missing

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Author: Burl.

Citation: Mycologia 34: 8. 1942

Classification:

Domain: Eukarya

Kingdom: Fungi

Phylum: Basidiomycota

Class: Agaricomycetes

Order: Russulales

Family: Russulaceae

Genus: Lactarius

Species: Lactarius maculatipes

Lifeform:
Brief Description: [See More | Edit]

Cap: 3-10 cm; broadly convex with an inrolled margin when young; becoming shallowly depressed or vase-shaped with an uplifted margin; slimy when wet; smooth or finely roughened; whitish to pale yellowish; typically with vague zones of color or texture, at least when young.

Gills: Beginning to run down the stem; close or crowded; pale yellowish; typically bruising tan.

Stem: 3-8 cm long; 1-2 cm thick; tapering to base; slimy when fresh or wet; usually with yellowish potholes by maturity; whitish.

Flesh: White; firm; appearing to yellow when sliced, due to the milk.

Milk: White, becoming yellow on exposure to air (usually quickly, but originally described by Burlingham (1942) as taking from 10 minutes to an hour to change color; staining white paper yellow.

Odor and Taste: Odor not distinctive; taste acrid (sometimes developing slowly).

Spore Print: Yellowish.

Chemical Reactions: KOH greenish yellow on cap surface.

Spores 6.5-9 × 6-7.5 µ; broadly ellipsoid or occasionally subglobose; ornamentation 0.5-1 µ high, as amyloid warts and connecting lines that branch into short patterns but do not form complete reticula. Pleuromacrocystidia scattered; subcylindric to subfusiform; to about 55 × 8 µ. Cheilocystidia abundant; subcylindric to fusiform; to about 50 µ long. Pileipellis a very thick ixocutis.

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