NATURAL HISTORY SURVE1 ', 1 



Pileus white //. virgineus. 



Pilous vermilion, becoming orange or yellow 1 



Pileus light-yellow, becoming black //. conicus. 



Pileus pale-yellowish 1 



1 . Lamellae adnate //. miniatus. 



1. Lamellae long-decurrent H. cantharellus. 



4. Stem glutinous 5 



4. Stem not glutinous //. pratensis. 



a. Stem stuffed, shining //. ceraceus. 



o. Stem hollow, furfuraceous II. cossus. 



Hygrophorus miniatus Fr. 



Pileus at first vermilion then becoming pale ami opaque, 

 slightly fleshy, convex, obtuse then umbilicate, at first even ami 

 smooth, then squamulose. 



Lamellae adnate, not decurrent, plane, distant, distinct, 

 rather thick, yellow or sometimes light yellow-vermilion. 



Stem somewhat stuffed, equal, round, even, smooth, shining, 

 vermilion. 



Very fragile. Pileus scarcely reaching 2.5 cm. in breadth; 

 stem about 5 cm. long, 2 mm. thick. Spores 10 x 6 /a. (Cke.); 

 s x 5 /x. (W. G. S.) 



Ground under trees in a moist ravine, Glen Ellyn. August. 



Pileus about a centimeter in diameter. 



The species of Hygrophorus appearing in the vicinity of Chi- 

 cago are not luxuriant and the individuals are few in number. 



Hygrophorus cantharellus Schw. 



Pileus thin, convex, at length umbilicate or centrally depressed, 

 minutely squamulose, moist, bright red, becoming orange, -or 

 yellow. 



Lamellae distant, subarcuate, decurrent. yellow, sometimes 

 tinged with vermilion. 



Stem smooth, equal, subsolid, sometimes becoming hollow. 

 concolorous with the pileus, whitish within. 



Pileus 12 to 25 mm.; broad; stem 5 to 10 cm. long, 2 to 1 mm. 

 thick. 



Bank of a wooded ravine, Glencoe. August. 



Stem bright vermilion, pileus a little paler, lamellae whitish 

 with a reddish tint, long-decurrent. 



Hygrophorus conicus Fr. 



Pileus thin, submembranaceous, commonly light-yellow, be- 

 coming black, smooth, fragile, conical, generally acute, sometimes 

 obtuse, the margin often lobed. 



Lamellae rather close and broad, subventricose, narrower 

 behind, free, terminating in an abrupt tooth in front, scarcely 

 reaching the margin, yellow. 



Stem equal, fibrous-striate, yellow, hollow. 



Pileus 12 to 25 mm. broad; stem 7.5 to 1.1 cm. long, 2 to 4 

 mm. thick. Spores 10 x 6 /*. 



Moist woods. Millers; Glen Ellyn. August 



