Murrill: Illustrations of Fungi 179 



Laccaria striatula Peck 

 Striatulate Laccaria 



Plate 8. Figure 4. X 1 



Pileus very thin, submembranous, convex or nearly plane, gre- 

 garious, 12-20 mm. broad; surface glabrous, hygrophanous, buff- 

 red and striatulate when moist, grayish or pale-buff when dry ; 

 lamellae broad, distant, adnate, pale-flesh-colored ; spores globose 

 or subglobose, verruculose, 11-13//,; stipe slender, equal, fibrous, 

 hollow, concolorous, 1.5-3 cm - l on g> 1-2 mm - thick. 



This species was described in the third volume of Mycologia 

 as a form of L. laccata. It occurs in damp places in the north- 

 eastern United States. The specimens here figured were collected 

 in July, 191 5, on a mossy bank in the New York Botanical 

 Garden. 



Prunulus galericulatus (Scop.) Murrill 

 Mycena galericulata (Scop.) Quel. 

 Shield-shaped Prunulus 



Plate 8. Figure 5. X 1 



Pileus submembranous, conic-campanulate to expanded, cespi- 

 tose, 2-6 cm. broad ; surface pale-grayish to grayish-brown, dry, 

 glabrous ; margin striate to the umbo ; lamellae interveined, ad- 

 nate with a decurrent tooth, white or flesh-colored ; spores 

 sphaeroid, hyaline, 8-10X4-6//,; stipe rigid, smooth, polished, 

 glabrous, tomentose at the base, white, yellowish, or brownish, 

 the base fusiform, radicate, 5-10 cm. long. 



A densely clustered species very common on logs and stumps 

 in the northeastern United States as far west as the Rocky Moun- 

 tains. It is one of the best known species in this difficult genus. 

 About New York, it occurs abundantly on old oak and chestnut 

 stumps. 



Omphalopsis fibula (Bull.) Murrill 

 Omphalia fibula (Bull.) Quel. 

 Pin-shaped Omphalopsis 



Plate 8. Figure 6. X 1 and X 2 



Pileus membranous, commonly convex or hemispheric and um- 

 bilicate, rarely conic, 3-20 mm. broad; surface glabrous, hy- 

 grophanous, striatulate when moist and varying in color from 



