Russula . 
^ <5/V>A. . 
Pileus.very old, flat , deeply umbilicate , surface^duil 
A 
black not rimose, somewhat insect- eatenjgllls pDObaDly cream- 
color, but now dark-gray ish; stipe broken off, but portion re- 
maining is blackish; pil ous 8 - e m . stipe, 16 mm. aiam. above. 
Grassy hillside under Quercus 2160 m 
Cj- <3 I ^ 
Specimens examinee: 
Costa Rica, San dose, Rancho Redondo, Alt. 2260 m., Dodge & 1 'homas 
5245 
