Hygrocybe singeri

https://www.mushroomexpert.com/Hygrocybe_singeri.html

Ecology: Precise ecological role uncertain (see Lodge and collaborators, 2013); appearing under conifers; usually growing scattered; spring through fall, or over winter in warmer climates; recorded from California, the Pacific Northwest, Michigan, and Mexico. The illustrated and described collections, from northern California, were made under coast redwood.

Cap: 1-3 cm; conic, becoming broadly conic; thickly slimy when fresh; bald; reddish orange to orange or deep orangish yellow; blackening with age or when bruised; very finely lined near the margin when mature.

Gills: Narrowly attached to the stem; close or nearly distant; whitish to pale orangish yellow; slowly blackening when bruised.

Stem: 5-14 cm long; up to 1 cm thick; equal; slimy; finely grooved lengthwise; orangish yellow to yellow; blackening with age or when bruised; white at the base.

Flesh: Thin; yellowish; watery; blackening.

Odor and Taste: Not distinctive.

Spore Print: White.

Microscopic Features: Spores 8-11.5 x 5-6.5 ; smooth; ellipsoid, or occasionally slightly constricted and irregular; hyaline in KOH; inamyloid. Basidia 4-sterigmate; 40-60 long. Hymenial cystidia absent. Lamellaer trama parallel. Pileipellis a thick gelatinous layer. Clamp connections present.

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