400 MYCENA 



1276. M. corticola (Schum.) Fr. Fr. Icon. t. 85, fig. 2. 



Corticola, growing on bark. 



P. 4-10 mm., blackish, becoming azure blue, fuscous, or cinereous, 

 thin, hemispherical, obtuse, at length slightly umbilicate, pellucid, sul- 

 cate, sometimes flocculoso-pruinate. St. 1-3 cm. x 1 mm., paler than 

 the p., sometimes furfuraceous and incurved. Gills paler than the p., 

 adnate, with a small decurrent tooth, broad, somewhat ovate, distant. 

 Flesh concolorous, very thin. Spores white, globose, 9-10/x. Cystidia 

 "club-shaped, set with short warts and occasionally some few hair- 

 shaped appendices" Lange; "on edge of gill clavate, 30-40 x 9-lOju,, 

 without brush-like head " Eick. On living trunks of deciduous trees. 

 June Jan. Common, (v.v.) 



1277. M. hiemalis (Osbeck) Fr. Fr. Icon. t. 85, fig. 1. 



Hiemalis, pertaining to winter. 



P. 3-7 mm., whitish, flesh colour, rufescent, rarely azure blue, or 

 fuscous, membranaceous, campanulate, disc darker, slightly umbonate ; 

 margin striate. St. 2-3 cm. x 1 mm., white, ascending, incurved, 

 pubescent downwards. Gills whitish, or flesh colour, adnate, and un- 

 cinate, narrow, linear. Flesh whitish, thin. Spores white, globose, 

 8-9jLt, or broadly elliptical, 10-12 x 8-10/x. Basidia with two long, 

 curved sterigmata. Cystidia on gill edge only, hyaline, cylindrical; 

 apex obtuse, or acute, 20-34 x 3-8 p. On trunks in woods. Sept. 

 March. Common, (v.v.) 



1278. M. codoniceps Cke. Cke. Illus. no. 1149, t. 952, fig. B. 



K(o8ci)v, a bell; caput, head. 



P. 1-2 mm., umber, submembranaceous, campanulate, scarcely ex- 

 panding, 2-3 mm. high, sulcate, sprinkled with short, erect hairs. St. 

 4-10 x 1 mm., umber, apex whitish, attenuated downwards. Gills 

 white, adnate, linear, not crowded. Spores white, elliptical, 5 x 2-5- 

 3/t. Gregarious. On tree-fern stems. June. Rare. 



1279. M. setosa (Sow.) Fr. (= Mycena tenerrima Berk.; Mycena dis- 

 copus Lev. sec. Quel.) Cke. Illus. no. 251, t. 193, fig. 1. 



Setosa, bristly. 



Entirely white. P. 1-2 mm., very tender, often becoming fuscous, 

 hemispherical, obtuse, smooth. St. 1-5-3 cm. x -5 mm., filiform, 

 covered with distant spreading hairs. Gills distant. Spores white, pip- 

 shaped, 7-8 x 3 4jii. Amongst dead leaves, especially beech. Sept. 

 Nov. Not uncommon, (v.v.) 



1280. M. capillaris (Schum.) Fr. Fr. Icon. t. 84, fig. 6. 



Capillaris, hair-like. 



Entirely white. P. -5-2 mm., very tender, but tough, like a small 

 pin's head, then campanulate, rarely at length umbilicate, slightly 

 striate when moist. St. 2-7 cm. x -5 mm., filiform, flexuose, flaccid, 



