COLLYBIA. 129 



front, sliglitly cut out "beliind ; stem about 2 in. long, 

 2i lines thick at the apex, [gradually becoming narrow to 

 the base, very wavy, hollow ; spores elliptic-oblong, white, 

 S X 4-5 /x. 



Collybia vertiruga. Cooke. 



Pileus |-1 in. across, flesh thin, tough, radiately wrinkled, 

 minutely pulverulent, campanulate, then convex, at length 

 plane, dull brown or grey ; gills adnate, narrow, connected 

 by veins, white with a tinge of j^ellow; stem 2-2^ in. high, 

 1-1 line thick, tawny, minutely velvety, strigose at the base, 

 fistulose. 



Agaricus (^Colhjhia) vertirugis, Cke., Hdbk., ed. 1, p. 147; 

 ed. 2, p. 60; Cke. Illustr., pi. 149a. 



Agaricus undatus, Berk., Outl., p. 117. 



On dead fern roots, twigs, &c. 



Distinguished from C. stipitaria by the dingy pileus, and 

 the adnate gills, connected by veins. 



Pileus 1 line to 1 in. broad, campanulate, at length convexo- 

 plane, wrinkled in the direction of the gills, tough, submem- 

 iDranaceous, minutely pulverulent, dull brown or cinereous. 

 Gills truly adnate, ascending or horizontal, moderately 

 distant, connected by veins, white with a yellowish tinge. 

 Stem 2-2 i- in. high, -J-1 line thick, strigose at the base, 

 rufous, minutely velvety, fistulose, sometimes comjoressed. 

 (Berk.) 



Collybia stipitaria. Fr. 



Pileus 2-5 lines across, flesh thin; convex then plane, 

 umbilicate, whitish, clothed with tav/ny or brown fibrils 

 that sometimes form minute squamules ; gills separating 

 from the stem and becoming free, rather distant, ventricose, 

 white ; stem 1—2 in. long, slender, equal, tough, bright 

 brown or bay, more or less hairy, stuffed then hollow. 



Agaricus {Collybia^ stipitarius, Pries, S^'st. Myc, i. p. 138; 

 €ke., Hdbk., p. (56; Cke., Illustr., pi. 149b. 



On grass, twigs, &c. 



Gregarious. Very remarkable, small, pileus whitish, often 

 'discoid, with the habit of Marasmius perforans. (Fries.) 



In some of Cooke's figures the pileus is minutely papillate, 

 ^fcera shorter than in C. vcrtiruga, and gills free. 



VOL. III. K 



