72 Twenty-fifth Report ojs the State Museum. 



growth, forms a thin carpet over the surface of the rocks. The 

 stems are slender and quite fragile, and the leaves, which some- 

 what resemble those of H. uncinatum in outline, are much more 

 straight and appressed. 



Lejeunia hamatifolia Dumort. 



Rocks in rivulets. Rockland county. Austm. 



Placodium elegans LJc. 



Rocks. Ilelderberg Mts. Maj. 



Pannaria nigra Nyl. 



Rocks. Buffalo. Miss Wilson. Spring Yallej. Austin. 

 Walls of Ft. Putnam, West Point. June. 



Pannaria crassophylla Tuck. 



Rocks. Adirondack Mts., near the outlet of Lower Ausable 

 Lake. July. A very rare species. 



Panna^ria triptophylla Ach. 



Rocks. Buffalo. Miss Wilson. 



BlATORA DECOLORANS Iloffm. 



Thin soil covering rocks. Dix's Peak and Mt. Mclntjre. July. 



BlATORA RUSSULA Moilt. 



Bark of maple trees. New Baltimore. Howe. 



RiNODINA ASCOCISCANA TucJc. 



Bark of trees. Bufialo. Miss Wilson. 



Arthonia spectabilis Flot. 



Bark of trees. Buffalo. Miss Wilson. Portville. 



Yerrucaria papillosa Ach. 



Rocks. Buffalo. Miss Wilson. 



Agaricus (x\.m Anita) russuloides Pech.'^ 



Pileus at first ovate, then expanded or convex, rough wnth a few 

 superficial warts, or entirely smooth, viscid when moist, widely 

 striate-tuberculate on the margin, pale yellow or straw color ; 

 lamellae close, free, narrowed toward the stem, white ; stem firm, 

 smooth, stuffed, annulate, equal or slightly tapering upward, bul- 



* The species to which the author's name is appended have been published in the Bulletin of the 

 Buffalo Society of Natxiral Sciences, vol. 1, pp. 41-72. 



