22 NEW YORK STATE MUSEUM 



the thin margin when moist, white when the moisture has disap- 

 peared, flesh-colored like the surface of the pileus, taste mild or 

 slightly and tardily acrid; lamellae thin, close, rounded behind, 

 adnexed, slightly eroded or uneven on the edge, pale yellow be- 

 coming pinkish; stem firm, equal, silky fibrillose, white mealy at 

 the top, stuffed or hollow, whitish; spores bright pink, subglobose, 

 slightly angular, .0003 -.0004 of an inch broad, apiculate at one end. 

 Pileus 1-2 inches broad; stem 1.5-2 inches long, 2-4 lines thick. 

 In dense woods among fallen leaves. Port Henry, Essex co. Aug- 

 ust. The species is well marked in the young plant by the clear 

 pale yellow gills. Sometimes the margin of the pileus is wavy 

 or irregular and the center tinged with brown when moist. 



Erinella raphidospora (Ellis) Sacc. 

 Decaying wood. Lyndonville. C. E. Fairman. 



Exoascus cecidomophilus Atk. 



On fruit of chokecherry, Prunus virginiana. Bergen, 

 Genesee co. July. 



The diseased fruit is less elongated than when attacked by 

 Exoascus confusus and is not curved. Moreover the 

 calyx is not so conspicuously enlarged nor so persistent as when 

 E. confusus is the parasite. 



Geopyxis nebulosa (Cke.) Sacc. 

 Decaying wood. Lyndonville. July. C. E. Fairman. 



Geranium sibiricum L. 



The Siberian cranesbill is an introduced species but.it was found 

 growing plentifully and spontaneously at Wading River, Suffolk 

 co. in August. 



Gloeosporium riessii Schl. & Sacc. 

 On appletree bark. Geneva. October. Collected by D. B. 

 Slight; communicated by F. C. Stewart. 



Hydnum cyaneotinctum Pk. 



The blue tinted hydnum has the peculiar structure of the pileus 

 attributed by Professor Fries to the pileus of Polystictus 

 c.ircinatus. The upper stratum is of a soft spongy texture, 

 the lower is hard and continuous with the stem. Both are usually 

 slightly zonate. The stem is covered with a dense spongy tomentum. 

 It is sometimes eccentric or even lateral, specially when the plant 

 grows against a stump, stone or other obstruction which prevents 



