13 
Collybia 
Pileus 3 cm, cinnamon rufous, umbo large, margin upturned, 
slightly lacerate, gills adnexed tofree, white, crowded, broad; stipe 
cartilaginous, 5 cm x 2 mm, white above, fibrillose, cinnamon rufous 
or lighter below 
Costa Rica: Puntarenas, Osa, Estero Sandalo 5-20 m Dodge 7732 
