COLLTBIA. 119 



A^'ALTSIS OF TEE SPECIES. 

 A. Gills wMte or dear in colour, never grey ; flesh white. 



I. Steiaepedes. 



Stem stout, hollow or imperfectly filled with, a spongy 

 pith ; grooved or fibrillosely striate. 



* Gills hroad, rather distant. 

 ** Gills crowded, narrow. 



II. Yestipedes. 



Stem thin, eqnal, fistulose or staffed, even, velvety, 

 floccose, or pminose. 



* Gills broad, rather distant. 



** Gills very narrow, closely crowded. 



in. Laevipedes. 



Stem thin, eqnal, fistulose, naked, glabrons (leaving out 

 the base), not conspicuously striate (truly but minutely 

 striate under a lens in C. dryophila, &c.). 



* GlUs broad, lax, usually more or less distant. 

 ** Gills narrow, crowded. 



B. Gills greyish, hygrophanous. 



TV. Tepheophanae. 



Colour brown or greyish. 



Allied to the terminal sections of Tricholoma and Glitocybe, 

 but known from these by the cartilaginous stem. 



* Gills crowded, very narrow. Some are strong-soentea. 

 ** Gills very broad, rather distant. 



