242 HRITISH FUNGI 



L. euchroa. — Cap rather fleshy, convex, obtuse, squamulosely 

 fibrillose, violet, then smoky purple, about f in. across ; gills 

 adnate, dark violet, then paler, the edge remaining dark ; stem 

 about i\ in. long, smooth, dark violet. 



Solitary or gregarious. Known from L. chalybea and L. laziilina 

 In- growing on wood. 



On trunks and branches of hazel, etc. 



/.. chalyhca. — Cap thin, convex, somewhat umbonate, flocculose, 

 then squamulose, dark violet or blackish blue, about i in. across ; 

 gills adnate, crowded, greyish white ; stem about i in. long, smooth, 

 steel-blue. 



In colour almost resembling L. lampropoda, but different in 

 structure, and the stem much more slender. Differs from L. 

 laziilina by the cap not being striate, and from L. euchroa by 

 gro\\'ing on the ground. 



Among grass, etc. 



L. lazuUna. — Cap thin, campanulate, then expanded, striate, 

 smooth, then becoming more expanded, slightly umbilicate, 

 squamulose, blackish smoke-colour, at first often blackish blue 

 or greyish bay, the disc darker, about -| in. cross ; gills adnate, 

 crowded, pale blue ; stem about 2 in. long, hollow, smooth, deep 

 blue. 



Gregarious, fragile, about the size of L. asprella. 



Among grass, etc. 



*** Gills pallid. 



Leptonia incana. — Cap thin, fragile, convex, then expanded, 

 umbilicate, striate, even, variegated green and brown, silky 

 and greyish when dry, about i in. across ; gills adnate, broad, 

 distant, greenish white, then flesh-colour ; stem 1-2 in. long, smooth, 

 greenish or brownish green. 



Gregarious. Cap brown, variegated ^v'ith green. 



Among grass, moss, etc. 



L. cJdoropolia (PI. XV, fig. 6). — Cap thin, convex, then expanded, 

 striate, livid or yellowish green, the disc with black squamules, 

 up to I in. across ; stem 2-3 in. long, even, smooth, greyish green, 

 hollow ; gills narrowed behind and adnate, palhd, then with a tinge 

 of salmon-colour. 



Somewhat resembling Nolanea cxilis, but more robust. Differing 

 in colour from L. formosa. 



Among grass in woods, etc. 



L. formosa. — Cap thin, rather tough, convex, then plane, um- 

 bihcate, striate, waxy yellow, more or less covered with minute, 

 darker squamules, about i in. across ; gills adnate, rather distant, 

 pale yellow, then flesh-colour ; stem about 2 in. long, equal, 

 smooth, shining, yellow. 



