278 



Mycologia 



Ascophanus testaceus (Moug.) Phill. 



On old building paper. Fargo, Seaver. 



Ascobolus immersus Pers. 



Collected near Sykeston by Seaver. 



Ascospora pseudhimantia Rehra n. sp. 



On stems of Aster paniculatus. Fargo, June, 1915, Stevens. 



Blitrydium fenestration (Cooke & Peck.) Sacc. 



On Populus tremuloides. Fargo, Seaver and Stevens. 

 (Fungi Dak. 303.) 



Biatorella campestris (Fries.) Th. Fries. 

 On moss sod. Kulm, July, 19 14. 

 (Fungi Dak. 206.) 



Calosphaeria princeps Tul. 



On Prunus americana. Kulm, July, 1913. 



Cenangium furfuraceum (Roth.) Sacc. 



On Corylus americana. Fargo, Seaver and Stevens. 



Cenangium populneum prunicolum Rehm. n. var. 

 On Prunus melanocarpa. Kulm, May, 19 14. 



(Fungi Dak. 209. The host was given as P. virginiana but Prof. Berg- 

 man corrects this to P. melanocarpa.) 



Ceratostoma graphioides Sacc. 



On fallen twigs of Crataegus mollis. Kulm, April, 19 13. 



Ceratostoma subrufum Ellis. & Everh. 



On stems of Rubus strigosus. Kulm, March, 19 16. 



Ciboria sulphurella (Ellis. & Everh.) Rehm. 



On Ash leaves. Fargo and Hawk's Nest, Seaver. 



Coryne sarcoides (Jacq.) Tul. 



On decaying logs. Fargo, Seaver, 



Cordyceps militaris (L.) Link. 



On larvae of insects. Fargo woods, Seaver. 



Cordyceps pistillaris Berk. & Br. 



On scale-insects. Fargo woods, Seaver. 



Claviceps purpurea (Fries) Tul. 



On Secale cereale. Emmons Co., August, 1915. 



On Bromus inermis, Elymus virginicus, Agropyron occidentale, and A. 



rep ens. 

 (Fungi Dak. 328.) 



Claviceps nigriceps Tul. 



On Eleocharis palustris. Kulm, August, 1908. 

 Fungi Dak. 33.) 



Claviceps microcephala (Wallr.) Karst. 



On Calamagrostis neglect a. Kulm, August, 1908. 

 (Fungi Dak. 4.) 



