Habitat: scattered in duff in conifer forest. Identification based on: yellow/gray-brown, slightly moist plano-umbonate cap, close, white, notched gills, ellipsoid, white, amyloid spores covered in wart-like spines, and crystal-incrusted hymenial cystidia. Key Used: “California Mushrooms: the Comprehensive Identification Guide” by Dennis E. Desjardin, Michael G. Wood, and Frederick A. Stevens.