CLASSIFICATION 191 



across ; flesh watery, coloured like the cap, splitting into two layers ; 

 gills adnate, becoming decurrent with the depression of the cap, 

 joined behind, distant, greyish brown, sometimes branched ; stem 

 elastic, at length often hollow, narrowed upwards, brownish 

 fibrillose, coloured like the cap or a little paler, apex naked, 2-4 in. 

 long. 



Usually blackish umber, but varies to paler greyish brown, pinky 

 tan, pale cinnamon, etc. 



On the ground in pastures and woods ; rarely on rotten wood. 



var. cinerascens. — Cap up to i in. across, thin, infundibuliform, 

 pale smoky brown, gills decurrent, yellowish white ; stem greyish, 

 reticulately fibrillose below, 1-2 in. long. 



Among moss, etc. 



C. expallens. — Cap convex, then expanded, obtuse, even, greyish 

 brown, at first hoary with a superficial silkiness, becoming plane to 

 infundibuliform, livid, the very thin edge striate, 1-2 in. across ; 

 gills decurrent, narrowed at each end, thin, crowded, soft, greyish 

 white ; stem equal, smooth, apex silk}', white, soon hollow, tough, 

 about 2 in. long. 



Smaller, appearing earlier in the season, and paler in colour than 

 C. cyatJiijormis. Watery, very hygrophanous, cap whitish or pale 

 tan when dry. 



In pastures, woods, etc. 



C ohhata. — Cap thin, umbilicate, then infundibuliform, smooth, 

 hygrophanous, edge becoming slightly striate, blackish or sooty 

 brown, about i in. across ; gills decurrent, narrow, distant, at first 

 dark grey, then powdered with white from the spores ; stem equal, 

 tough, smooth, often wavy, hollow, greyish brown, about 2 in. 

 long. 



Distinguished by the distant, grey gills, powdered with white 

 spores as in Laccaria laccata. 



In pine woods, etc. 



C. prinnosa. — Cap thin, umbilicate, then infundibuliform, 

 almost even, pruinose at first, then smooth, about 2 in. across ; gills 

 slightly decurrent, crowded, narrow, whitish, then dingy ; stem 

 equal, fibrillose, coloured like the cap, about i| in. long. 



Slender, rigid, inodorous ; stem often curved, fibrillose. 



Pine woods among moss, and on trunks. 



C. concava. — Cap very thin, broadly and deeply innbilicate, 

 somewhat pierced at the base of the umbihcus, edge convexo-plane, 

 wavy, hygrophanous, dark grey, 1-2 in. across ; gills decurrent, 

 crowded, narrow, smoky grey ; stem equal, smooth, stuffed, grey, 

 i-i| in. long. 



A very well-marked species, entirely smoky grey. Cap very thin, 

 flaccid. Distinguished from C. ditopa by the absence of smell. 



In pastures, woods, etc. 



