80 TWENTY-FltTH REPORT ON THE StATE MuSEVM. 



alutaceous when dry, the disk sometimes darker ; lamellse subdis- 

 tant, reaching the stem, slightly venose-connected, subcrenulate on 

 the edge, white; stem equal, even or finely striate, hollow, smooth 

 above, yelvety-tomentose toward the base, reddish-brown. 



Plant gregarious, inodorous, l'-2' high, pileus 6"-9" broad, stem 

 .5" thick. 



Ground among fallen twigs and leaves. West Point. June. 



Marasmius umbonatus Pech. 



Pileus thin, tough, expanded, umbonate, smooth, even or 

 substriate, alutaceous, the margin at first incurved; lamellae nar- 

 row, subdistant, reaching tlie stem, venose-connected, sometimes 

 branched toward the outer extremity, white; stem equal, solid, 

 velvety-tomentose, tawny below, paler above. 



Plant gregarious, 1-1.5' high, pileus 6"-9" broad, stem .5" thick. 



Ground under balsam trees, l^ortli Elba. July. 



Maeasmius languidus Ft. 



Dead stems of herbs. Tyre, Seneca county. September. 



Lentinus tigeinus. Fr. 



Decaying wood. Tyre. September. 



Nearly all the specimens found had the lamellae overgrown by a 

 dense white mass of parasitic fungoid filaments. 



Lentinus vtjlpinus Fr. 



Prostrate trunks of ash trees. Portville, September. 



Lentinus hjematopus Berlc. 



Pileus smooth, expanded or centrally depressed, lobed on the 

 margin, pale yellow or cream color ; lamellae decurrent, often wavy, 

 near the inner extremity, distinctly toothed on the inner edge, 

 white; stem short, firm, eccentric, smooth, dark red or chestnut 

 color ; spores elliptical, with one or two nuclei, .00025' long. 



Plant 1' high, pileus 2' broad. 



Prostrate trunks of striped maple, Ace7' Pennsylvanicuin. 

 Adirondack Mts. July. 



A rare species found but once and then in the deep shades of 

 the Adirondack forests. It is readily known by its smooth pileus 

 and sliort red or chestnut-colored stem. Our specimens difter from 

 the type in having the pileus lobed and the stem darker colored 

 and eccentric. 



