76 AGARICACE^: Mycena 



320. M. dissiliens Quel. (from the stem splitting when broken; 



dissilio, to burst asunder) a b. 

 P. campanulato-flat, sulcate, ashy-brown ; marg. whitish. St. ashy. 



G. rounded-free, white. 

 Odour insipid, sometimes strong, rancid rather than alkaline. Trunks, 



branches, on the ground amongst grass ; frequent. July-Nov. 



if X 2| x & in. 



321. M. atrocyanea Gill, (from the blackish-indigo pileus; ater, 



black, cyaneiis, dark blue) a b c. 

 P. campanulato-conical, umbonate, sulcate. St. slightly attenuate 



upwards, colour as P. G. ascending, attenuato-adnate. Flesh 



pale slate. 

 Solitary or coespitose. Odour none. Amongst fir-leaves, on the ground. 



Sept.-Nov. X 3$ X ^g in. Becoming black when dry. 



322. M. pullata Sacc. (pullus, dark-coloured) a. 



P. campanulate, umbonate, sulcate, dark umber, becoming 

 paler with age. St. slightly attenuate upwards, colour as P., 

 base white-floccose. G. adnexed, white. 



Odour slightly nitrous. Amongst dead leaves. Oct.-Nov. x 3f X ^ in. 



323. M. paupereula Sacc. (from its appearance ; pauper, poor) a b. 

 P. hemispherical, white or faint tawny. St. attenuato-rooting, 



white. G. adnexo-free, white. 



Odour of fresh meal, or sweet. Inside decayed stumps, oak ; uncommon. 

 July-Sept. ^XjX^jin. 



324. M. leptoeephala Gill, (from the delicate pileus ; Gr. leptos, fine, 



kephalC) a head) a. 

 P. expanded, umbonate, sulcate, ashy; mid. darker. St. colour 



as P. G. emarginate, ashy-white. 

 Solitary. Odour strong of nitre. On the ground and on trunks. 



Autumn. x 2& x ^ in. 



325. M. alkalina Quel. (from its alkaline odour) a b c. 



P. campanulate, umbonate, brown or ashy; mid. darker. St. 

 brown or yellow. G. adnato-ascending, white, or ashy with a 

 white edge. 



Solitary or csespitose. Odour strong, disagreeable. Stumps, etc., bramble, 

 privet, fir; uncommon. Jan .-Dec. if x 5 X J in. Variable in colour, 

 often exhibiting shades of yellow or pale rose. There is a white variety. 



326. M. ammoniaea Quel. (from its ammoniacal odour) a b. 



P. conico-campanulate, papillate, deep brown to greyish ; marg. 



ashy. St. whitish-grey or brownish. G. adnate, whitish or grey. 

 Solitary. Odour strong. On the ground, amongst grass. Sept.-Nov. 



I X 3f X & in. 



327. M. metata Quel. (from the pileus, like a meta, the conical 



column at the end of the Roman Circus) a b c. 

 P. conico-campanulate, cream-grey, flesh-colour or livid. St. 



colour as P. G. adnato-ascending, whitish. 

 Gregarious. Odour alkaline, strong to weak or none. Woods, amongst 



moss. Oct.-Nov. X 3^ x & in. 



