Collybia 1 K*-cca 
If" 
i 3 / 
Pileus convex, expanded to irregular, up to 4.5 cm., 
biater-fe to bkack above, hygrophanous , margin thin, smooth; 
gills adnate, white, blackening where bruised, close ventri- 
cose; stipe cartilaginous up to 3*5 cm # 3*5 mm., i'urfuraceous , 
pruinose-buf f but quickly blackening, hollow. 
Potrero S. of House 
Specimens examined: 
Costa Rica, San Jose, Rancho Redondo, Alt. 2160-2180. Dodgp Sc 
Thomas S> 3oj 
«^o 
