386 MYCENA 



St. 7-10 cm. x 3-4 mm., pallid, apex dark and occasionally pruinose, 

 tense and straight, shining, smooth, base with a hairy, bulbous, swollen 

 root. Gills white, becoming glaucous, free, ventricose, crowded. Spores 

 white, "oval, 12-14 x 7-8/u," Sacc. Cystidia "lanceolate-subulate, 

 75-105 x 15-20 /x" Rick. Solitary, or gregarious. Amongst moss. 

 Mixed woods. July Nov. Uncommon, (v.v.) 



1228. M. dissiliens Fr. Fr. Icon. t. 81, fig. 2. Dissiliens, flying apart. 

 P. 2-5 cm., cinereous-fuscous, margin whitish, submembranaceous, 



very fragile, acorn-shaped, then conico-campanulate, sulcate to the disc, 

 pruinose; margin revolute. St. 4-5 cm. x 2-5 mm., cinereous, at- 

 tenuated upwards from the strigose base, somewhat incurved, smooth, 

 or pruinate, slightly striate under a lens, split and breaking up into 

 revolute flaps when compressed or bent, often twisted. Gills whitish, 

 or cinereous at the base, rounded behind, separating free, broader in 

 front, soft, watery. Flesh white, greyish in the st., thin at the margin. 

 Spores white, elliptical, 7-8 x 4-5 /z, multi-guttulate. Cystidia "glo- 

 bose-ovate, 20/z, crowned with a few, short, finger-like protuber- 

 ances " v. Hoehnel. Smell weak. Amongst grass in woods and heaths, 

 and on trunks. July Nov. Uncommon, (v.v.) 



1229. M. atrocyanea (Batsch) Fr. (= Mycena nigricans Bres. sec. 

 Quel.) Cke. Illus. no. 231, t. 236, lower figs. 



Ater, black; cyanea, dark blue. 



P. 5-13 mm., fuscous, then azure-blue-grey, membranaceous, cam- 

 panulato-convex, at length flattened, gibbous, with an irregularly 

 shaped, somewhat angular, wrinkled, obtuse, fuscous blackish umbo, 

 deeply sulcate to the umbo, sprinkled with a white, evanescent pruina. 

 St. 3-5 cm. x 1-2 mm., dark blue-black, slightly attenuated from the 

 subbulbous base, almost equal, rigid, fragile, smooth. Gills white, 

 grey at the base, attenuat o-adnate, joined in a collar, ventricose, distant. 

 Flesh greyish, thin. Spores white, oblong, often apiculate at one end, 

 10-12 x 6-7/u,. Cystidia subulate-fusiform, or cylindrical, apex acute, 

 2-3/x, in diam., 80-100 x 10-12/A. Amongst pine needles and on 

 stumps. Sept. Nov. Uncommon, (v.v.) 



1230. M. pullata Berk. & Cke. Cke. Illus. no. 232, t. 237. 



Pullus, dark coloured. 



P. 18 mm., dark brown with a tinge of purple, disc almost black, 

 becoming paler, sometimes with a glaucous bloom, membranaceous, 

 campanulate, obtusely umbonate, sulcato-striate to the middle. St. 

 7-5 cm. x 2 mm., concolorous; base thickened, whitish floccose, some- 

 times rooting. Gills white, adnexed, rather broad, scarcely crowded. 

 Spores white, elliptical, 6 x 3/i. Smell slightly nitrous. Amongst 

 dead leaves. Oct. Nov. Uncommon, (v.v.) 



