CORTINARIUS 191 



striate, apex often pruinose. Cortina white, superior, fibrillose. Gills 

 pallid, then pale cinnamon, slightly adnexed, ventricose, thin, sub- 

 distant. Flesh concolorous when moist, thin. Spores pale ferruginous, 

 elliptical, 6 x 4-5 ju, 1-guttulate, "almost spinulose " Rick. Woods. 

 Sept. Oct. Not uncommon, (v.v.) 



var. argyropus Fr. apyvpo-Trovs, with silver feet. 



Differs from the type in being more slender, and in the silvery stem 

 white mealy at the apex. 



528. C. (Hydro.) decipiens (Pers.) Fr. Cke. Illus. no. 850, t. 798, fig. B. 



Decipiens, deceiving. 



P. 2-3 cm., bay brown, shining and brick colour when dry, umbo 

 always darker, fleshy membranaceous, campanulato-expanded, acutely 

 umbonate, at length depressed round the umbo, smooth; margin at 

 length striate and torn. St. 5-10 cm. x 2-4 mm., pallid, pale rufescent, 

 or with brick coloured spots, quite equal, tense and straight, or flexuose, 

 fibrillose, covered with a pallid separable cuticle. Cortina white, fibrillose, 

 very fugacious. Gills brick colour ferruginous, adnate, 4-6 mm. broad, 

 thin, more or less crowded. Flesh pale, brick colour in the St., thin. 

 Spores pale ferruginous, elliptical, 9 x 5/z, granular. Woods. Sept. 

 Nov. Common, (v.v.) 



var. insignis Fr. Insignis, distinguished. 



Differs from the type in the paler p., flexuose, smooth St., and in the 

 less crowded gills. 



529. C. (Hydro.) germanus Fr. Cke. Illus. no. 851, t. 844. 



Germanus, born of the same parents. 



P. 2-3 cm., fuscous, clay colour when dry, very hygrophanous, opaque, 

 submembranaceous, campanulate, obtusely umbonate when ex- 

 panded, fragile, somewhat silky with white fibrils. St. 6-8 cm. x 2 

 6 mm., silvery pale, somewhat lilac, equal, often twisted, smooth. 

 Cortina white, fibrillose, fugacious. Gills watery cinnamon, adnate, 

 broad, subdistant. Flesh concolorous, then whitish, thin. Spores pale 

 ferruginous, elliptical, 7-8 x 4-5/A, 1-guttulate. Smell disagreeable. 

 Beech, and pine woods. Sept. Oct. Uncommon, (v.v.) 



530. C. (Hydro.) ianthipes (Seer.) Fr. Grevillea, t. 113, fig. 7. 



Idvdivos, coloured violet; pes, foot. 



P. 1-2 cm., brown, or tawny, fleshy, somewhat firm, conical, then 

 convexo-plane, obtusely umbonate, silky, shining; margin silky white, 

 or becoming yellowish. St. 2-4 cm. x 2-4 mm., violaceous, becoming 

 reddish downwards, equal, somewhat fragile and flexuose, shining, 

 silky, base white villose. Ring white, silky, floccose. Cortina tawny, 

 fugacious. Gills whitish, then greyish olivaceous, "lilac, then brownish 



