Xeromphalina campanella - Several photographs of this tiny fungus. Oudemansiella mucida - Photograph of this translucent species. Nyctalis asterophora - Photograph of this species growing as a parasite on another fungal fruiting body. It is also sometimes classified as Asterophora parasitica. Xeromphalina kauffmanii, the Cross-veined Troop Mushroom - Photographs and article by Tom Volk on this fungus which can be found growing in large clumps on rotten hardwood stumps. Hygrocybe miniata - Photograph and information on this species, sometimes classified as Hygrophorus miniatus. California Fungi: Tricholoma - The principal characteristics of the genus Tricholoma and links to other sites. Also a list of those species found in California with photographs of about 12 of them. California Fungi: Clitocybe - The principal characteristics of the genus Clitocybe and a list of those species found in California with photographs of about 10 of them. Asterophora lycoperdoides - Photographs and article by Tom Volk on the powder cap mushroom which grows as a parasite on other fungi. Collybia subpruinosa - Photograph of this species. Collybia johnstoni - This delicate species was photographed in Puerto Rico. Collybia aurea - This species was photographed in Puerto Rico. Calocybe cyanea - This purple species was found in Puerto Rico. Callistosporium terrigenum - This species, photographed in Puerto Rico. Caulorhiza umbonata, the Rooting Redwood Mushroom - Article with photographs by Tom Volk on this species. Collybia tuberosa - Article with photographs by Tom Volk on this elegant species which grows parasitically on other fungi. Tricholomataceae - Information from Wikipedia on this family of fungi which seems to include any white-, yellow-, or pink-spored genus in the Agaricales not already classified in another family. Asterophora parasitica - Several photographs and information on this obligate parasitic species. Tricholoma equestre - Photograph and information on this species from the paramo of Costa Rica. Tricholoma palustre - Photographs and information on this species. Gymnopus nubicola - Photograph and information on this species from the montane scrub of Ecuador. Clavicorona pyxidata - Photograph and information on this coral fungus. Collybia plectophylla - The diagnostic features of this fungus and a photograph. Campanophyllum proboscodeum - Photograph and information on this species. Gymnopus omphalodes - Photograph and the identifying features of this species. Gymnopus neotropicus - Photograph and information on this species. Gymnopus macropus - Photograph and the identifying features of this species. Cystoderma amianthinum - Photograph and information on this species. Gymnopus dryophilus - Information on this species, and a photograph and diagram. Gymnopus lodgeae - Photograph and the identifying features of this fungus, sometimes classified as Collybia lodgeae. Tricholoma magnivelare - Article by Tom Volk on this fungus, commonly known as the American Matsutake, a delicious edible mushroom. Clitocybe nuda - Article by Tom Volk on this edible fungus, the Wood Blewit, some other fungi with which it might be confused, and some other Clitocybe species. Revision of Collybia - Provides a key to the genera Collybia, Rhodocollybia and Gymnopus found in the northeastern United States and adjacent Canada. Shiitake Mushroom: Lentinula edodes - Project by Abby Hendzel on this much cultivated mushroom, its habitat, adaptation, nutrition, reproduction and interactions with other species.