CLASSIFICATION 259 



P. sqiiarrosa (PL XXI, fig. 5). — Cap 2-4 in. across, often gibl:)ous, 

 dry, yellowish brown with darker spreading scales ; gills pallid 

 olive, then rusty ; stem 3-5 in. long, tawny brown with darker 

 recurved scales up to the spreading ring, smooth above. 



On trunks of trees and on or near stumps. Tufted ; strong- 

 smelling. 



P. suhsquarrosa. — Cap I5-2I in. across, viscid, rusty brown 

 with darker adpressed scales ; gills yellow, then dingy tan ; stem 

 2^-3 in. long, yellow with darker spreading scales up to the ring. 



The habit and general appearance of P. sqiiarrosa, differing in the 

 almost free gills. 



On dead wood and round stumps. Somewhat tufted, 



P. spectabilis. — Cap 3-5 in. across, dry, bright tawny orange, 

 broken up into silky fibrillose scales ; gills adnato-decurrent, 

 crowded, yellow, then rusty ; stem 3-4 in. long, stout, swollen below 

 the middle, rooting, yellow tinged with tawny up to the large, 

 spreading, persistent ring. 



On trunks and stumps. Tufted. A destructive tree parasite. 



P. adiposa. — Cap 2-4 in. across, convex, glutinous, yellow with 

 concentric darker scales ; gills adnate, yellow, then rusty ; stem 

 3-6 in. long, somewhat bulbous, yellow with rusty scales up to the 

 spreading ring, glutinous. 



Distinguished by the glutinous cap and stem. 



On trunks. Tufted. A destructive parasite. 



P. lucifer. — Cap i-2| in. across, soon plane and becoming um- 

 bonate, viscid, yellow with darker scales that soon disappear ; gills 

 yellow, then rusty ; stem 1-2 in. long, yellowish, base rusty, some- 

 what squamulose, ring distant from top of stem. 



Smaller and slenderer than P. adiposa. 



On trunks, branches, straw, etc. 



P. flammans. — Cap 1-2 in. across, slightly umbonate, dry, tawny 

 yellow with minute pale yellow squamules ; gills yellow, then 

 tawny ; stem 2-2-|- in. long, rather wavy, yellow with spreading 

 squamules up to the ring. 



On pine trunks and on pine needles. 



P. jiinonia. — Cap 2-3I in. across, soon plane, often gibbous, dry, 

 even, smooth, rich yellow or tawny yellow ; gills yellow, then 

 tawny ; stem 2-4 in. long, yellowish upwards, tawny below, smooth, 

 ring large. 



The solitary or subsolitary habit and smooth cap and stem mark 

 the species. Requires to be carefully distinguished from forms of 

 Flammula hyhrida having a ring. 



On trunks. 



P. tuberculosa. — Cap 1-2 in. across, dry, smooth, then broken up 

 into squamules, tawny yellow ; gills yellow, then rusty, edge 



