CORTINARIUS 155 



lens; margin at first involute, arachnoid with the veil. St. 6-10 cm. 

 x 510 mm., concolorous, becoming reddish when touched, and soon 

 fuscous, fusiform, often incurved at the base, solid, firm, apex minutely 

 white pruinose. Cortina white, manifest, median, at length fugacious. 

 Gills clay colour, then pale cinnamon, sinuato-adnate, attenuated in 

 front, 4-6 mm. broad, crowded; edge white, unequal. Flesh white, 

 unchangeable, compact, firm, with a grey horn colour line at the base 

 of the gills. Spores ferruginous in the mass, pale ferruginous under 

 the microscope, elliptical, 9-10 x 5/*, contents granular. Smell and 

 taste none. The change of colour is present only in the cuticle of the 

 p., and st. Oak woods. Sept. Uncommon, (v.v.) 



**Gills, as well as the st. and veil, violaceous. 



402. C. (too.) violaceus (Linn.) Fr. Sverig. atl. Svamp. t. 58. 



Violaceus, violet. 



P. 7-15 cm., dark violaceous, sometimes purplish-violet, fleshy, con- 

 vex, then flattened, regular, obtuse, villous, the innate persistent villous 

 down for the most part rimoso-squamulose; margin at first involute. 

 St. 6-10 x 1-5-2 cm., dark violaceous, stout, remarkably bulbous, at 

 first tomentose, then fibrillose. Cortina azure-blue, woolly, then ferru- 

 ginous with the spores. Gills dark, almost black violaceous, then 

 coloured ferruginous with the spores and again violaceous when these 

 are rubbed off, somewhat adnate, firm, distant, connected by veins, 

 broader than the flesh of the pileus. Flesh blue, becoming white. 

 Spores ferruginous, broadly elliptical, 11-13 x 7-8 /i, verrucose. Taste 

 pleasant. Edible. Woods, especially under birch, and beech. Aug. 

 Nov. Uncommon, (v.v.) 



403. C. (Ino.) cyanites Fr. Fr. Icon. t. 152, fig. 1. tcvavos, dark blue. 

 P. 6-13 cm., dark blue, becoming azure-blue, or livid-fuscous, fleshy, 



soft, convex, then flattened, obtuse, silky. St. 7-13 x 1-2 cm., con- 

 colorous, very bulbous, fibrillose. Cortina azure-blue, fibrillose. Gills 

 deep dark blue, adnate, sinuate, crowded, thin, 6 mm. broad. Flesh 

 blue, reddening on exposure to the air, and when compressed giving out 

 a red juice. Spores pale ferruginous, elliptical, 9-10 x 4-5 jit, "warted" 

 Rick. Woods. Sept. Oct. Rare, (v.v.) 



var. major Fr. Major, larger. 



Differs from the type in the compact stem, in the p. tardily becoming 



reddish, and in the somewhat distant, cinereous dark 



404. C. (Ino.) muricinus Fr. 



Murex, a mollusc from which the Tyrian purple was obtained. 



P. 5-10 cm., violaceous, becoming reddish, fleshy, compact, convex, 



then plane, very obtuse, becoming smooth; margin fibrillose. St. 



