ym_wang_pnw's Identifications

Pink fruibodies with decurrent gills and depressed center,
Growing trailside in mossy soil under plant foliage,
Near redwod/alder/doug fir,
Mild UV on gills,
No odor,
Indistinct taste,
Kind of a light brown KOH

Collection and photo and notes by Buck McAdoo. Tentative ID Psathyrella cuspidata.

Large pleurocystidia >90u. Velar material on cap margin.

Psathyrella cuspidata - H-274
Caps - 2 1/2 - 6 cm wide, sharply conical to broadly conical, not appendiculate. Ochre-brown and a
bit more tawny at disc. Ochre band at margin. Fading hygrophanously to ochre from mid-cap first.
Moist, glabrous with finely striate margins when young, then with lined to corrugated margins in
age.
Gills - Adnexed, gray at first with white fimbriate edges becoming dark gray-brown in age. Very
fragile.
Stipe - 6-10 1/2 cm long and 4-8 mm thick. Equal, often curved at base. White, hollow, smooth, tend-
ing to split longitudinally.
Odor - Woodsy.
Taste - Mild.
Spores - Black.
Habitat - Gregarious on leaf litter at Sudden Valley on April 15, 2018.
Spores - Broadly ellipsoid, thick walled, truncate with big germ pore. 8.6-11.8 x 6-8 microns.
Basidia - 2 and rarely 3-spored, clavate, 22-25 x 9-10 microns.
Gill Trama - Of narrow, sinuous, parallel hyphae.
Pleurocystidia - Utriform to capitulate, 62-81 x 11.6-17 microns.
Cheilocystidia - Utriform, 30-49 x 10-12 microns.
Pileipellis - Three layers deep of vesiculose cells, hyaline in KOH. Pileal context of parallel ochre
hyphae with incrustations.