Cortinarius 



AGARICACEiE 



229 



1056. C. arenatus Fr. (from the granulose pileus, as if sand-covered \ 



arena, sand) a b c. 

 P. convexo-expanded, sometimes umbonate, pale yellowish- 

 fuscous ; mid. umber, minutely squamulose. St. usually 

 attenuate upwards, pallid above, fuscous and dark squamulose 

 below. G. adnexo-emarginate, yellowish-cinnamon or salmon. 



Woods ; uncommon. Aug. -Oct. 2£ x 2f X § in. 



1057. C. penicillatus Fr. (from the pencilled pileus) a b. 



P. campanulato-convex, subumbonate, ferruginous-fuscous, 

 densely floccoso-scaly. St. stuffed, attenuate upwards, clothed 

 with ferruginous-fuscous, concentric sc. G. rounded-adnate, 

 dark brown. Flesh ferruginous-fuscous. 



Woods, pine. Sept. -Oct. 



ij X 2\ x T % in. 



Subgenus 4. Dermocybe. 

 (From the thinly fleshy pileus ; Gr. derma, skin, kube, a head.) 



Veil single, fibrillose, forming a zone in 1064. Pileus thin, 

 equally fleshy, at first silky, with innate villous down, becoming 

 smooth when old, dry, not viscid or hygro- 

 phanous. Stem hollow or stuffed, except 

 1058, often equal or attenuate, rigid, elastic 

 or brittle. Gills changeable in colour. 

 Flesh when moist watery or coloured. 



(Fig. 56.) 



Polymorphous species defined with diffi- 

 culty owing to the changeable colour of the 

 gills. Species 1058—1085 



Gills at first whitish or pallid. 



1058 



1063 



Gills at first violaceous, becoming 

 purple. 1064—1070 



Stem and fibrillose Cortina coloured. 

 Gills bright cinnamon, red or 

 yellow. 1071—1080 



Olivaceous. Films not torn into scales 

 fuscous. 



Fig. 56. — Cortinarius {Dermo- 

 cybe) cinnamomeus Fr. 

 A, section of mature example ; 

 b, young state. 

 One-half natural size. 



Veil dull pallid or 

 1081—1085 



1058. C. oehroleueus Fr. (from the yellowish-white pileus ; Gr. oc/iros, 

 yellowish, leukos, white) a b. 

 P. convex, gibbous. St. solid, ventricose or subbulbous, naked, 

 fibrillose above with Co., colour as P. G. adnexo- or adnato- 

 rounded, clay to ochreous or cinnamon. 



Taste none or bitterish, not unpleasant ; odour none or sweetish. Woods, 

 mixed ; rare. Sept.— Nov. 2§ x ij X % in. 



