Omphalia 
Pileus flat, center slightly depressed, striate sulcate to disc, 
1 cm, light brownish olive; gills slightly decurrent, white, subdistant 
slightly merulioid between gills, stipe tought cartilaginous, 
black, 1,5 cm x 1 mm or less tapering downward 
Puntarenas, Osa, R. Sandalo, 2 m. Dodge & Goerger 
8821 
