14 genera
31 species
Show only taxa with photos
Scientific name
Common name
Index to genera:
Atheniella,
Baeospora,
Calyptella,
Clitocybula,
Crinipellis,
Henningsomyces,
Hydropus,
Macrocystidia,
Marasmiellus,
Marasmius,
Megacollybia,
Mycetinis,
Pleurocybella,
Rhodocollybia
– candy-corn mycena
Distribution: Coniferous forests in western North America.
Habitat: Coniferous forests with Pseudotsuga, Tsuga and Pinus.
Substrate: Soil.
– conifer-cone Baeospora, conifercone cap, conifer conecap, spruce-cone mushroom
Substrate: Spruce and Douglas fir cones
Spores: (3--4.5 x 2--3 µm) weakly amyloid spores
– lavender Baeospora
Substrate: Hardwood logs and stumps
– black and white Clitocybula
Habitat: C. atrialba is a western species that occurs singly on the (sometimes buried) wood of alder and perhaps other hardwoods.
Substrate: Wood or woody debris
Spores: whitish amyloid spores
– cucumber cap, cucumber-scented mushroom
Distribution: Usually found in nutrient-rich soils among herbaceous plants in gardens and parks rather than in forests (although it can occur there, usually along trailsides).
Distribution: Northern hemisphere.
Habitat: Forests and woodlands.
Substrate: Leaf litter and woody debris on ground.
– horsehair fungus, horsehair parachute
– leaf parachute, white pinwheel
– fairy ring champignon, fairy ring mushroom
Distribution: The most common species in the PNW, M. oreades, occurs in many parts of the world in lawns, parks, pastures, and other grassy areas, where it often grows in arcs or circles known as fairy rings.
– velvet-cap Marasmius, pleated mushroom
– angel's-wings
Distribution: Found on conifer (especially hemlock) logs and stumps throughout the PNW, often occurring in large, exquisite, imbricate masses
– butter-cap, buttery Collybia
Habitat: Conifer forests
Spores: pale pinkish buff, relatively large (mostly 7-9 x 3.5-4 µm) and tear-shaped, almond-shaped, or ellipsoid
– spotted Collybia, spotted toughshank
Substrate: Clusters on or near rotting conifer wood