256 FUNGUS-FLOKA. 



margin sutlobate ; stem very stort, attenuated at the base ; 

 asci oylindraceo-clavate ; spores 8, stibcylindrical ot oblong- 

 elliptic, 7-10 X 2 /a; paraphyses filiform, slender. 



On Spiraea ulmaria in damp places. 



Cup about -l-J a line broad. 



Not examined. 



Helotium humuli. De Notaris, Comm., i. p. 379; 

 Pbil., Brit. Disc, p. 167 ; Sacc, Syll., viii., n. 999. 



Scattered or gregarious, sessile or contracted into a very 

 sbort stem-like base, at first subglobose then becoming 

 slightly concave or plane, sometimes slightly marginate, 

 firm, glabrous, pallid then yellowish, the disc often tinged 

 •with tan, up to 1 mm. across ; hypothecium and exoipulum 

 ■parenchymatous ; asci clavate, apex narrowed when young, 

 becoming broadly rounded at maturity, pedicel slender, 

 usually crooked, 8-spored ; spores irregularly 2-seriate, 

 hyaline, elliptical, ends narrowed, straight or curved 2—4- 

 guttulate, rarely 1-septate, straight, or slightly curved, 

 16-18 X 4/t; paraphyses hyaline, 2 /a thick, tips slightly 

 thickened. 



Peziza humili, Lasch, in Eab., Herb. Myc, ed. i., n. 630. 



On clead hop stems. 



Allied to H. virgidtorum, but distinguished by the sessile 

 or subsessile aecophores. 



Specimens examined in Eehm, Ascom., n. 60, and Sac- 

 cardo's Myc. Yen., n. 960. 



Helotium politum. Phil., Brit. Disc, p. 155 ; Sacc, 

 Syll., viii. n. 870. 



Substipitate, plane or slightly concave, glabrous, white ; 

 margin even, obtuse ; the short stem gradually enlarged 

 from the base upwards into the cup; asci cylindraceo- 

 clavate; spores 8, elliptical, ends nearly pointed, 10-13 x 

 4-5 jn. 



On roots of some small jolant under the surface of the soil 

 in a plantation. November. 



Ascophore ;J-| of a line broad, the short stem tapering 

 downwards to a point. When moist, shining. (Phil.) 



Unknown to me. 



