56 Annual Report of tee State Botanist. 



Spong^iosa 



Pileus compact, becoming spongy, fleshy quite to the mar^n, 

 obtuse, even, glabrous, moist; stem stout, fibrous-spongy, com- 

 monly thickened at the base; lamellge at length spuriously but 

 sinuately decurrent. 



Mostly autumnal, growing in troops. T. album. T. nohile and T. 

 Jaterarium, though having the pileus dry, are placed in this gi-oup 

 because of their affinities and their agreement with it in other 

 respects. 



Lamellae reticulately connected patulum. 



Lamellae distinct i 



1. Pileus wholly white or white tinged with yellow rust color. . . 2 

 1. Pileus some other color g 



2. Stem hollow leucocephalum. 



2. Stem solid o 



3. Margin of the pileus with subdistant short radiating 



J^^^^^ laterarium. 



♦ 3. Margin of the pileus even 4 



4. Lamellae changing color with age ; . . . grave. 



4. Lamellae not changing color 5 



5. Pileus glabrous album. 



5. Pileus minutely squamulose nobile 



6. Lamellae at first violaceous personatum! 



• 6. Lamellae at first white or whitish 7 



7. Lamellae becoming tawny or subochraceous grave. 



7. Lamellae not assuming this color g 



8. Pileus greenish '.*'".'"' virescens. 



8. Pileus smoky-yeUow fumosiluteum. 



. 8. Pileus whitish tinged with brown fumidellum. 



Tricholoma patulum Fr. 

 Wide Teicholoma 



(Hym Europ. p. 69. 8yl. Fung.. Vol. v, p. 125. Glitocyhe patuloides. N. Y. State Mus. 

 xvOp., 32, p. 26.) 



Pileus fleshy, firm, convex or plane, obtuse, often repand, even 

 glabrous, pale cinereo ;. incHning to yellowish, flesh white ; lamell^ 

 emargmate, crowdci, rdiculaiely connected, white; stem thick, solid, 

 fii-m, equal, elastic, glabrous, white or whitish; spores subglobose 

 or broadly elliptical, .00025 to .0003 in. long. 



Pileus 1 to 4 in. broad; stem 2 to 3 in. long, 4 to 10 lines thick. 



Thm woods and groves. Onondaga county. September. 



