336 BRITISH FUNGI 



when dry, and wdthout any striae ; gills broadly adnate, greyish 

 black, edge rosy ; stem about 3 in. long, paUid. 



Cap sometimes wrinkled. Known by the pink-edged gills. 



On banks under hedges, etc. 



P. Jiiasccns (PI. XXVI, fig. g). — Cap about i in. across, cam- 

 panulate, grooved and splitting, disc brownish, remainder greyish ; 

 gills pale, then blackish ; stem i|-2 in. long, smooth, white. 



Under hedges, damp woods, etc. 



P. arata. — Cap up to i in. across, campanulato-conic, rather acute, 

 deeply grooved, brown, paler when dry ; gills free, black with a 

 purple tinge ; stem 4-5 in. long, smooth, white. 



Distinguished from P. suhatrata and others by the brown cap 

 with a coarsely grooved margin, and the long, tapering white 

 stem. 



Under hedges, etc. 



P. trepida. — Cap about i in. across, bell-shaped, edge often wavy, 

 smooth, closely striate, smoky, apex brown ; gills sooty black ; 

 stem about 3 in. long, whitish, smooth, pellucid. 



In mud and damp places. 



P. hydroplwra. — Cap about i in. across, bell-shaped, then ex- 

 panded, striate edge becoming upturned, disc rufous, rest paler ; 

 gills livid, then black ; stem straight from a curved base, smooth, 

 white. 



On the ground in gardens, etc. 



** Stem slightly wavy {not perfectly straight), apex mealy. 



P. caudata. — Cap i|-2 in. across, conico-campanulate, edge 

 striate, pale ochraceous ; gills greyish black ; stem 3-5 in. long, 

 often wavy, whitish, with a rooting base. 



Very fragile. Splitting and almost deliquescent in rainy weather. 



On the ground in gardens, etc. 



P. pronus. — Cap |-| in. across, hemispherical, pale smoky ochre, 

 silky-atomate when dry ; gills greyish black ; stem about li in. 

 long, wavy, whitish, pellucid. 



var. smithii. — Cap 2 hues across, stem ij in. high, fihform. 



P. empyreumatica. — Cap i| in. across, atomate, rufous, becoming 

 pale, edge crenate ; gills purple-brown, edge pale ; stem 2-2| in. 

 long, minutely scurfy, pale. Smell strong. 



On a wooden pavement. 



P. atomata. — Cap about i in. across, bell-shaped, obtuse, in- 

 distinctly striate, pale ochraceous, when dry wrinkled and covered 

 with glistening particles ; gills greyish, then black ; stem about 

 2 in. long, wavy, white, apex mealy. 



Resembling P. gracilis, often becoming tinted rose-colour or 

 whitish, but edge of gihs not rosy. 



On the ground under hedges, etc. 



