264 The North American Cup-Fungi 



Apothecia scattered, sessile, at first rounded, expanding and 

 becoming subdiscoid, reaching a diameter of 2 mm., externally 

 clothed with sulphur-yellow hairs; hymenium slightly concave, 

 whitish, or slightly yellowish; hairs when fresh sulphur-yellow, 

 becoming darker with age, slightly roughened on the outside, 

 often a little enlarged above; asci cylindric to clavate, reaching a 

 length of 40-50 m and a diameter of 6 /x, 8-spored; spores ellipsoid 

 to slightly clavate, straight, or curved, about 2 X 7-8 /x; pa- 

 raphyses filiform. 



On old wood. 



Type locality: Europe. 



Distribution: Iowa to Missouri and Cuba; also in Europe. 



Illustrations: Pers. Ic. & Descr. pi. 8,f. 4-5.; Gill. Champ. 

 Fr. Discom. pi. 67, f. 7 . 



Exsiccati: Ellis, N. Am. Fungi 364 (as Peziza tiirhiniilata 

 Schw.). 



37. Lachnella sulphurea (Pers.) Quel. Ench. Fung. 315. 1886. 

 (Plate 125, Fig. 1.) 



Peziza sulphurea Pers. Tent. Disp. Fung. 2)2i. 1191 . 

 Trichopeziza sulphurea Fuckel, Sj'mb. Myc. 296. 1869. 

 Peziza sulphurea leucophaea Pers. Myc. Eu. 1: 250. 1871. 

 Lachnum leucophaeum Karst. Myc. Fenn. 1: 177. 1871. 

 Trichopeziza leucophaea Rehm, Ascom. 65. 1872. 

 Lachnea suljurea Gill. Champ. Fr. Discom. 81. 1880. 

 Peziza cenangioides Ellis, Bull. Torrey Club 8: 123. 1881. 

 Lachnella cenangioides Sacc. Syll. Fung. 8: 396. 1889. 

 Lachnmn sulfureum Rehm in Rab. Krypt-Fl. 1': 891. 1893. 



Apothecia scattered, sessile but narrowed below approaching 

 substipitate, at first closed, becoming expanded and plane, 

 margin slightly raised, reaching a diameter of 1-1.5 mm., ex- 

 ternally densely clothed with sulphur-yellow hairs; hymenium 

 concave, or plane, whitish, or creamy-white; hairs straight, or 

 slightly curved, septate, cylindric, either blunt, or gradually 

 tapering with semiacute apices, minutely roughened, pale- 

 yellowish, or occasionally yellowish-brown; asci clavate, reaching 

 a length of 50-75 ju and a diameter of 5 )u, 8-spored; spores 

 slender-ellipsoid, straight, or slightly curved, or fusoid, 2-seriate, 

 1.5-2 X 8-10 fjL or rarely 15-16 jj. long; paraphyses lanceolate, 

 about as thick as the ascus. 



On dead herbaceous stems. 



Type locality : Europe. 



