RErORT OF THE STATE BOTANIST I908 47 



base, whitish or yellowish ; stem very short or obsolete, central, 

 eccentric or almost lateral, white or whitish ; spores minute, .0002- 

 .00024 of an inch long, .0001-00012 broad. 



Pileus 6-15 lines broad; stem about i line long, i line thick. 



Dead trunks and branches of willow, Salix discolor Muhl. 

 Fulton, Hamilton and Essex counties. July and September. 



Rare and variable. It has been collected three times in our 

 State, each time on willow. Its odor is strong but agreeable and 

 perceptible at a distance of several feet. 



Specimens formerly referred to Lentinus lecomtei Fr., 

 L. strigosus Schw. and L. pelliculosus Schw. are be- 

 lieved to be erroneous determinations. Therefore descriptions of 

 these species are omitted. 



} 

 NEW YORK SPECIES OF ENTOLOMA 



Entoloma Fr. 



Pileus subcameous, margin at first incurved ; hymenophorum 

 continuous with the stem ; veil not distinct ; lamellae sinuate- 

 adnexed or seceding; stem fleshy, fibrous or waxy, soft; spores 

 pink, typically angular. 



This genus corresponds to Tricholoma of the white spored series. 

 The species are terrestrial and occur chiefly during showery 

 weather in summer and early autumn. They may be divided into 

 four subgenera or sections. 



KEY TO THE SECTIONS 



Pileus thin, subsilky when dry, hygrophanous Nolanidca 



Pileus flocculose or squamulose, dry Leptonidea 



Pileus glabrous, moist or viscid, not hygrophanous i 



I Pileus conic or subcampanulate Conoidca 



I Pileus convex or nearly plane Genuina 



Genuina 



Pilous glabrous, moist or viscid, not hygrophanous. Large or 

 medium in size with pileus usually convex or becoming so and 

 stem stout. 



KEY TO THE SPECIES 



Pileus even, not unibonate sinuatum 



Pileus centrally wrinkled, unibonate grandc 



