Cortinarius Pileus hemispheric, conic expanded, convex, with broad umbo, innate fibrillose scaly, moist but not viscid, 2.5 cm diam, amber brown shading to raw sienna, flesh thick on disc, watersoaked; gills adnate very narrow, close, raw sienna; stipe fleshy cartilagi- nous rind; cortina present when young, evanescent leaving a few fibrils at point of attachment of gills, surface fibrous, slightly darkerwhere handled, raw sienna. Mossy log. Specimens examined Costa Rica: San Jose, Rancho Redondo, 2400 m, Dodge & Thomas 5022