AGAKICIXI. 171 



Subgenvis 41. Psathyrella. 



Psathyrella corresponds with Mycena, Xolanea, Galera and 

 Psiithyra, spores black, not white, rosy, brown, or purple. 



* Stem tense and straight, smooth. 



866. A. (Psathyrella) subatratus, Fr. ; gregarious ; 

 pileus 1-2 in._, umber-rufescent, then pallid-rufesceut, 

 membranaceous^ campanulate^ obtuse, smooth, even, slightly 

 striate at margin, fragile ; stem fistulose, equal, smooth 

 becoming pale white ; gills adnexed to top of cone, then 

 adnate, linear, broad, crowded, fuliginous-blackish, almost 

 umber, edge same colour. 



In grassy places. On rich ground. Batheaston. 



867. A. (Psathyrella) gracilis, Fr. (p. 176) ; i-1 in. 



868. A. (Psathyrella) hiascens, Fr. (p. 176) ; 1 in. 



869. A. (Psathyrella) aratus, B. (p. 176) ; 1 in. 



870. A. (Psathyrella) trepidus, Fr. ; pileus 1 in., date 

 brown at disc, otherwise fuliginous, membranaceous, fragile, 

 campanulate, obtuse, smooth, even at disc, otherwise slightly 

 but densely striate ; stem fistulose, equal, smooth, naked, 

 diaphanous hyaline ; gills adnate, crowded, ventricose then 

 fuliginous, shining black. 



On wet ground. Hothorpe. Epping Forest. 



871. A. (Psathyrella) hydrophorus, ^2^//. ; pileus mem- 

 branaceous, campanulate then expanded, smooth, margin 

 striate, then revolute ; stem smooth, dripping with 

 moisture, white ; gills adnate, crowded, narrowly linear, 

 livid, becoming black. 



In gardens. 



** Stem flexuose j)ruinate at apex. 



872. A. (Psathyrella) caudatus, Fr. ; pileus 2 in., date- 

 brown, membranaceous, very tender, conical then campanu- 



