Seaver: Discomycetes of North Dakota 109 



what is usually accepted as this species. The plant was about 

 6 cm. in diameter. 



Peziza badia Pers. The brown cup-fungus common on moist 

 soil in woods. The specimens collected in Fargo woods were 

 small, about 2-3 cm. in diameter, but the plants of this species 

 often attain a size of 8-10 cm. 



8. Lasiobolus 



Lasiobolus equinus (Muell.) Karst. The plants of this spe- 

 cies while minute, usually occur in dense masses on dung of 

 various kinds, especially that of horses and cows. The color 

 varies from yellowish to reddish but the plants are always charac- 

 terized by the thick covering of colorless spines. Collected on 

 dung of horses at Sykeston. 



9. Ascophanus 



Ascophanus cinereus (Crouan) Boud. Plants occurring 

 gregarious or densely crowded on dung of horses, and charac- 

 terized by the grayish or often nearly black color. Collected on 

 horse dung in a swampy place in open woods near Fargo. 



Ascophanus testaceus (Moug.) Phill. Plants flesh-red, 

 usually gregarious or scattered on hemp cloth, building paper, 

 rags, etc. Specimens collected near Fargo were found on build- 

 ing paper near the remains of an old house. 



Ascophanus carneus (Pers.) Boud. Similar in color to the 

 preceding but differing in its habitat as well as in morphological 

 characters. Rather a common species on old cow dung. Col- 

 lected commonly about Sykeston. 



10. Thecotheus 



Thecotheus Pelletieri (Crouan) Boud. Plants white, at 

 first conical, later cylindrical. Common on dung of various kinds 

 and easily characterized by its 32-spored asci, as well as by its 

 gross characters. Collected in woods near Fargo. 



