Leptonia AGARICACE^: 113 



518. L. sethiops Gill, (from the black pileus and stem ; Gr. aithiops, 



an Ethiopian) a. 

 P. piano-depressed, smooth. St. stuffed, fuscous-blackish. G. 



subadnate or adnexed, narrow, pale salmon-white. 

 Woods, grassy places. Sept. i| x 2^ x J in. 



519. L. solstitialis Gill, (from its sometimes appearing in the summer 



solstice — June) a. 

 P. plane, umbonate, fuscous, brown- or olive-shaded. St. fistulose, 



dusky, whitish above or as P. G. emarginate, pale salmon. 

 Amongst stones, grassy ground, woods. Aug.-Sept. i£ X 2 x | in. 



520. L. serrulata Quel, (from the black -toothed edge of the gills, 



contrasted with 528 ; serrula, a saw) a b c. 

 P. convex, depressed, blackish-blue. St. fistulose, paler than P. 



G. adnexed or adnate, slate-whitish, then grey-salmon, varying 



slate-purplish. Flesh slate-white. 

 Sometimes caespitose. Pastures and grassy woods. June-Oct. i^X2jx£in. 



521. L. euehroa Gill, (from its fine colour, Gr. euchroos) a b c. 



P. convex, subumbonate, purple-blue or bright smalt-purple. St. 



stuffed, colour as P. or lighter, or bluish flesh-colour. G. 



adnexed or subadnate, pale grey-blue, blue, purple-blue or slate. 

 Solitary, gregarious or csespitose. Probably poisonous. Woods, trunks, 



stumps, branches, alder, hazel ; rare. Aug.-Oct. if x 2 x \ in. 



Pileus sometimes \ in. or less in diam. 



522. L. ehalybsea Quel, (from its steel-blue colour; Gr. chalups, 



steel) a b c. 



P. plane, subumbonate, separable, dark violaceous, brownish-slate 



or slate with satin-like threads from mid. to marg. St. stuffed, 



colour as P. G. adnate, bluish-grey-whitish, pale olive-salmon, 



salmon or purplish. 



Taste somewhat mushroom-like, but strong and unpleasant. Pastures ; 

 frequent. July-Oct. if X i£ X J in. 



523. L. lazulina Quel, (from the lapis lazuli colour of the stem) a b. 

 P. expanded, dusky-black, steel-slate, dark-brown-streaky. St. 



fistulose, light or dark blue. G. adnate, colour as St., then 

 shaded salmon. Flesh slate-steel. 

 Gregarious. Amongst moss and grass. Sept. ^ X 2J x ^ in. 



524. L. ineana Gill, (incanus, hoary) a b c. 



P. plane, umbilicate, striate, olive- or bronzy-green, streaked. 



St. fistulose, colour as P. or verdigris or greenish-blue. G. 



adnexed or adnato-toothed, whitish-green then salmon. 



Gregarious. Odour strong of mice. Woods, pastures, downs; frequent. 

 July-Oct. i§ x 2 x T V in. 



525. L. formosa Gill, (formosus, beautiful) a b. 



P. plane, broadly umbilicate, yellow or brownish, minutely sooty- 



squamulose. St. fistulose, yellow. G. adnato-toothed, light 



salmon-yellow, then pale flesh-colour. 



Amongst Equisetum, grass, commons, pine woods. Sept. i\ X 3| X \ in. 

 Var. suavis Sacc. St. steel-bluish. 



