274 BRITISH FUNGI 



edge sometimes slightly wavy or lobed, 1-2 J in. across ; gills free, 

 rather crowded, narrowish, yellowish, then dusky olive ; stem 

 solid, minutely fibrillose, paler than the cap, 2-4 in. long (spores 

 elliptical, sometimes slightly curved, 8-11x6-7 /x). 



The principal features of this species are the yellowisli brown cap, 

 ohve gills, smooth elliptical spores, and absence of cystidia. 



On the ground in woods, etc. 



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

 bonate, edge at length splitting and upturned, silky and fibrillose, 

 cracked, disc smooth, yellowish straw-colour to lurid yellowish, 

 thin, 1-2 in. across ; gills crowded, adnexed, narrowed behind, 

 yellowish cinnamon, edge paler and fimbriate ; stem equal, solid, 

 the colour of the cap, base minutely marginately thickened, 2-3 in. 

 long (cystidia absent ; spores smooth, elliptical or subreniform, 

 8-10X5-5-6 /x). 



Superficially resembhng I. fastigiata, which differs in ha\-ing a 

 whitish stem and olive gills. 



First observed in this country in Mulgrave Woods, near W'hitb}^ 

 during the Y.N.U. Fungus Foray, September, 1910. 



On the ground in woods. 



/. mimica. — Cap campanulate, obtusely umbonate, fibrillose, 

 yellowish brown, everywhere co\'ered with large, adpressed, slightly 

 darker coloured scales, 2-3I in. across ; gills broad, deeply sinuate, 

 and attached to the stem by a very narrow portion, yellowish 

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

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



The cap looks exactly like that of Lepiota jriesii, only on a 

 smaller scale. 



On the ground in woods. 



First found at the Y.N.U. Fungus Foray at Castle Howard, Yorks, 

 1902. 



/. rhodiola. — Cap fleshy, campanulate, then expanded and um- 

 bonate, fibrillosely cracked, centre even, rufous chestnut or brownish 

 flesh-colour, 2-3i in. across ; gills crowded, sinuato-uncinate, 

 almost free, edge fimbriate, white, then yellowish umber, often 

 spotted with brownish umber ; stem fibrillosely squamulose, be- 

 coming smooth, vinous, apex pallid, subfloccose, 2I-32 in. long, 

 stout, stuffed (spores subreniform, smooth, 10-12x6-8 //, some 

 14-15x8 /x). 



Smell resembling meal. 'Ihere are numerous large clavate or 

 subfusoid cells on the edge of the gills, l)ut no true c}'stidia on the 

 surface of the gills. 



On the ground in jMue woods. 



Hebeloma 

 Cap regular, cuticle smooth, more or less viscid, not scaly nor 



