Collybia Pileus broad, campanulate, 1.5 cm, hygrophanous, pinkish buff with mars brown margin, smooth, fibrillose, flesh thick on disc, thinning rapidly, white; gillas white at first becoming pinkish cinnamon, adnate, close very narrow; stipe cartilaginous, hollow, silky fibrillose, white hygrophanous. SanJosé, Guayabillos, 2300 m., Dodge & Goerger 7-7-36