Scientific Name Common Name Notes Agaricus californicus Mock meadow mushroom Near roads and disturbed areas Amanita franchetii Yellow ring Amanita Amanita muscaria FlyAgaric Amanita pachycolea Western Grisette Annulohypoxylon thouarsia- Crampballs Growing on dead oak num Boletus edulis King Bolete Chalciporus piperatus Peppery Bolete Chroogomphus vinicolor Wine Colored Pine Spike Clavulinopsis laeticolor Orange Fairy Fingers On dead oak branches Clitocybe dealbata Sweat-Producing Clitocybe Collybia cookei Collybia Growing in bunches on pineduff Cortinarius croceus Cryptoporus volvatus Cryptic Globe Fungus Growing on dead pine Dendrocollybia racemosa 12/31/12 Entoloma serrulatum Exida gladulosa Black Witch’s Butter Growing on dead pine Gymnopilus sapenius Common Gymnopilus Growing on wood chips Gymnopilus spectabilis Laughing Gym Growing in clumps on dead pine Hygrophoropsis aurantiacus False Chanterelle Hygrophorus inocybiformis Hypholoma fasciculare Sulfur Tuft Clustered on pine log Laccaria amethysteo- Amethyst Gilled Laccaria occidentalis Laccaria laccata Lackluster Laccaria Growing in grass near forest edge Lenzites betulina Gilled Polypore Growing on dead oak Lepiota cristata Brown-Eyed Parasol Lycoperdon perlatum Common or Gemmed Puffball In grassy areas Marasmiellus candidus Marasmius androsaceus Horsehair Fungus In pine needle duff Marasmius calhouniae White Spot In pine needle duff Marasmius plicatulus Pleated Marasmius Red stalk Mycena leptocephala Pine Needle Pinwheel In pine needle duff, chlorine smell Mycena maculata Reddish-Spotted Mycena On fallen pine Mycena pura Lilac Mycena Mycena purpureofusca Pine Cone Mushroom On Monterey pinecones Phaelous schweinitzii Dyer’s Polypore At base of pine Phellinus pini 12/31/12 Pleurotus ostreatus Oyster Mushroom On oaks Pycnoporellus alboluteus Orange Crust Fungus Crust on dead pine log Rhizopogon ochraceorubens False Truffle Emerging from earth/grassy ar- eas Russula amoenolens Russula Yellow-brown cap Russula cremoricolor Russula Red cap/white stalk (emetica?) Stereum hirsutum False Turkey Tail Growing on dead oak Suillus fuscotomentosus Slippery Jack Under Pines Suillus granulatus Granulated Slippery Jack Under Pines Suillus pungens Pungent Slippery Jack Under Pines Trametes versicolor Turkey tails Growing on dead oak Tremella mesenterica Witches butter Growing on dead wood Trichaptum abietinum Purple Turkey Tail Growing on dead pine Trichia varia Slime Mold Growing on dead pine Tricholoma muricatum Red-Brown Tricholoma