Rhodocollybia butyracea

Older Names
     Collybia sensu lato butyracea

Cortinarius husseyiKey to Gilled Mushrooms     Key
This is a key to gilled mushrooms, that is, mushrooms having a definite cap with a fertile surface consisting of gills. The fruiting body usually also has a stem, although that may be lateral or absent (usually, then, the mushroom is growing from wood). You can use this key to identify mushrooms that you find.

TricholomaAgaricales     Order
Fruiting body containing fibers (usually in the stalk)

Amanita onustaWhite Spored     Suborder
Spore print "light-colored": white or buff, sometimes tinged with pink or tan. Greenish and (except for the Russulales) yellow spore prints also go here
Stalk fibrous, not fracturing like a piece of chalk

TricholomataceaeTricholomataceae     Family
None of the special features distinguishing the other white-spored genera:
Gills not free, as in the Lepiotas and Amanitas
Basidia not extra-long, as in the Hygrophoraceae
Spores smooth, except for Lentinellus

TricholomaTerrestrial Trich     Subfamily
Growing on the ground

Clitocybe nebularisWoodland Normal Trich     Tribe
Found in woods
Not rooting

Gymnopus dryophilusCollybia sensu lato     SemiTribe
Cap up to 2" across, occasionally larger; sometimes purplish
Usually growing on leaves and duff rather than directly on the ground

Rhodocollybia butyraceaRhodocollybia     Genus
Spores print pinkish; spores cyanophilous and at least some of them dextrinoid

Rhodocollybia butyracea     (Bulliard: Fries) J. W. Lennox

Here are the characters that distinguish this species from the others in its group. For its more general characters, see higher up on the page.
If there's just a few words or a microscopic feature here, a more thorough description can be found above.

Rhodocollybia butyracea


Microscropic Characters