CLASSIFICATION 273 



I. vatricosa. — Cap convex, then plane, smooth, becoming silky 

 towards the edge, viscid when moist, shining \\hen dry, white, 

 up to I in. across ; gills almost free, crowded, whitish, then brown ; 

 stem entirely co\'ered with white down, not fibrillose, curved or 

 wavy, about i in. long (spores elhptical, 5-6x3-3-5 jj). 



Very variable in size, usually small. Superficially resembling 

 /. geophylla, but generally smaller, and without cystidia. 



On the ground, fallen chips, etc., in damp woods. 



f f Stem coloured. 



I. mimica. — Cap bell-shaped, obtusely umbonate, fibrillose, 

 yellowish brown, everywhere covered with large, adpressed, darker 

 fibrous scales, 2-3 in. across ; gills deeply sinuate, broad, yellow- 

 brown ; stem solid, fibrillose, paler than the cap, 2-3 in. long 

 (spores subcylindrical, 14-16x6-8 /x). 



On the ground in woods. 



/. hirsitta. — Cap conico-campanulate, then expanded and um- 

 l^onate, with more or less spreading squamules, edge fimbriate, 

 brownish or ochraceous brown, disc sometimes tinged green, up to 

 I in. across ; gills adnate, crowded, narrow, becoming dusky cin- 

 namon, edge whitish, crenulate ; stem brownish fibrillose, apex 

 pale, floccose, base verdigris-green, 2-3 in. long (spores elongated, 



pip-shaped, 11-14x5-5-5 A^)- 



The flesh becomes tinged red when cut. /. calamistrata differs 

 in the squarrosely squamulose stem. I. limnada differs in having 

 cystidia, etc. 



Damp places in woods, etc. 



/. calamistrata. — Cap bell-shaped, dusky brown, completely 

 clothed with recurved spreading scales, i-2-| in. across ; gills, 

 crowded, broad, white, then rusty, edge whitish and crenulate ; 

 stem rigid, tough, fuscous, dusky blue at the base, 1^-2^ in. long 

 (spores elhptic-oblong, subreniform, 11-13x5-6 /x). 



Smell strong, not unpleasant. Flesh tinged red when cut. 

 Nearest to /. hirsuta, differing in the rusty gills and spreading 

 scales on the stem. 



On the ground in pine woods. 



/. echinata. — Cap bell-shaped, then expanded, at first floccosely 

 downy, then breaking up into scales, dusky or sooty brown when 

 young, then dingy brownish yellow, about i in. across ; gills 

 crowded, almost or quite free, pink, then blood-red, finally with a 

 brownish tinge ; stem floccosely downy below the imperfect annular 

 zone, dusky red, 1-2 in. long (spores elliptical, yellowish brown with 

 a pink tinge, 4-5x2-5-3 fx). 



On peat and soil in gardens and greenhouses. 



I. fastigiata. — Cap conico-campanulate, gibbous or obtusely um- 

 bonate, sometimes acutely umbonate, fibrillose and slightly cracked, 

 disc alone sometimes slightly squamulose, pale yellowish brown, 



