U9 
Collybia 
Qmphalina 
Pileus up to 3 cm, deeply umbilicate, light brownish olive in 
depression, margin cream buff to isabelline, very minuteiy tomentulose, 
otherwise smooth, margin not striate although appearing so from the 
gills underneath in certain lights; gills white, narrow, very close, 
sinuate decurrent by a tooth; stipe white shading to isabelline 
2.5 cm x 4-2 mm tapering downward 
Limon, Siquirres, Castilla, 20 m., Dodge & Goerger 
7-23 
