LACHNELLA. 271 



(ii.) Cups white or greyish- white. 

 63. Lachnella oedema. (Desm.) 



Cups very minute, rather crowded, sessile, globose, 

 then expanded, slightly pubescent, greyish white, soft, 

 subtremellose ; asci clavate, bent ; sporidia 8, biseriate, 

 fusiform, 6 9 x 2/z ; paraphyses scarce, slenderly fili- 

 form. 



Peziza oedema Desm., " Ann. Sc. Nat.," 1850 ; 

 Steven., " Myco. Scot.," p. 317; " Grevillea," viii. p. 101. 

 P. epiphragmidium Phil, in Herb. Mollisia atdema 

 Gill., " Champ.," p. 128. 



On decayed leaves of Rubus fruticosus, seated on 

 Phrag m idium. 



Cups 100 to 150/z broad. Although the pubescence 

 is visible under a low power of the microscope, the hairs 

 are diffluent in water, and vanish away. When dried 

 for the herbarium, it becomes pale fuliginous or watery- 

 umber. 



Name o't'Sqjua, a swelling; seated on a swelling 

 formed by the Phragmidium. 



Dolgelly, North Wales ! Scotland (Rev. Dr. Keith). 



64. Lachnella araneo-cincta. Phil. 



Cups scattered, minute, sessile, at first hemispherical, 

 then expanded, concave, thin, white, when dry yellowish ; 

 margin ciliated with long, slender, flexuous, pointed, 

 white hairs ; asci broadly clavate ; sporidia 8, biseriate, 

 narrowly fusiform, acutely pointed, 10 13 X l^u. 



Peziza araneo-cincta Phil, in Bucknall, " Fung. 

 Bristol," No. 621 ; " Grevillea," x. p. 68. 



Exs. Phil., "Elv. Brit.," No. 169. 



On decayed birch-leaves. 



Cups 200 to 300/i broad. The hairs are non- septate, 

 and so delicate that they are diffluent in water, with 

 only slight pressure. 



Name Aranewm, a spider's web, ciuctus, girded ; 

 from the web-like hairs on the margin. 



Clifton, near Bristol ! (Mr. C. Bucknall). 



