36 NEW YORK STATE MUSEUM 



Plants gregarious, 4 to 6 cm high ; pileus 3 to 5 cm broacl, viscid, 

 convex-expanded, sometimes umbonate, at first white, then pale 

 clay color to buff clay and darker or tawny on the umbo, or some 

 plants tawny over the entire pileus (apparently such plants had 

 been frozen or were very old) ; stems 4 to 6 mm thick, stout, even, 

 white but tawny at the base, in age tawny to chestnut, solid or 

 stuffed, fibrillose, pruinose at the apex, sometimes with a very 

 delicate ring of threads near the top colored by the spores. Lamel- 

 lae at first white, becoming buff to clay colored, adnate, emarginate, 

 broad, cystidia numerous on the sides and edges of the gills, sub- 

 lanceolate to subfusoid, the center gradually narrowing into the 

 more slender terminal portion with a slender pedicel, 45 to 75 x 

 10 to 15 fi; basidia 4-spored; spores subelliptical to oboval and 

 inequilateral in profile view, smooth, 5 to 7 x 3 to 4 ju. 



Helicosporium mulleri (Corda) Sacc. 



On dead bark of Populus grandidentata. Karner, 

 Albany county. H. D. House, October 28, 1916. Also collected by 

 Doctor Peck on dead bark at North Greenbush. 



Hygrophorus hypothejus Fr. 



(Figure 6) 



Plants gregarious, 5 to 8 cm high ; pileus 3 to 6 cm broad ; stems 

 5 to 8 cm long and stout ; pileus convex-expanded and in age 

 depressed, viscid to glutinous when moist, dark umber to bister 

 when young, paler to wood-brown in age or umber in the center 

 and with a faint tinge of yellow or tawny toward the margin, not 

 striate ; lamellae somewhat decurrent, yellow or white becoming 

 yellow ; stem concolorous with pileus but paler, usually narrowed 

 toward the base, universal veil slimy, extending from stem to margin 

 of the pileus when young, apex of stem not viscid, nearly smooth, 

 minutely floccose pruinose. 



On sandy ground in edge of thicket of pine trees, Karner, Albany 

 county. H. D. House and G. F. Atkinson, November i, 1917. 



Hymenochaete cinnamonea (Pers.) Burt 

 (H. spreta Peck) 

 On dead limbs of Alnus rugosa. Karner, Albany county. 

 H. D. House, October 3, 1914 and November 2, 1916. 



Hymenochaete corrugata (Fr.) Lev. 



North of Rensselaer, on dead branches of Acer s a c c h a r u m 

 and Vitis aestivalis. H. D. House, April 27, 1916. A 

 common species collected by Doctor Peck in the Catskill mountains, 

 Altamont, Elm lake and North Elba. 



