284 



Mycologia 



Lachnea umbrata (Fries) Phill. 

 On soil. Kulm, May, 1910. 



Laestadia Apocyni Ellis & Everh. 



On Apocynum hypericifolium. Kulm, September, 19 14. 



Laestadia Scabiosae Lamb. & Faut. 



On Aster multiflorus. Kulm, July, 191 3. 



Lamprospora detonia Brenckle. 



On moss sod. Woods, Cheyenne river, August 13, 1916. According to 

 Durand this is Detonia scabrosa. 



Lasiobolus equinus (Muel.) Karst. 



On horse dung. Sykeston, Seaver. 



Leptosphaeria anthelmintic a (Cooke) Sacc. 



On Chenopodium glauciim. Kulm, September, 1913. 



Leptosphaeria Artemisiae (Fuckel) Auersw. 



On Artemisia ludoviciana. Kulm, November, 19 13. 



On Artemisia caudata. Glenn Ullin, July, 191 5, Stevens. 



Leptosphaeria borealis Ellis & Everh. 

 On Salix. Kulm, November, 19 13. 



Leptosphaeria Coniothyrium (Fuckel) Sacc. 

 On Rubus strigosus. Kulm, March, 19 16. 

 (Fungi Dak. 384.) (Not Leptosphaeria fuscella.) 



Leptosphaeria conoidea DeNot. 



On Urtica gracilis. Kulm, October, 19 13. 



Leptosphaeria consessa (Cooke & Ellis) Sacc. 



On Ambrosia psilostachya, A. trifida, and Helianthns subrhomboideus. 



Kulm, August, 19 1 3. 

 (Fungi Dak. 230.) 



Leptosphaeria culmifraga (Fries) Ces. & DeNot. 

 On Agropyron tenerum. Kulm, July, 19 13. 

 On Elymus hirsutiglumis. Fargo, July, 1915, Stevens. 



Leptosphaeria culmorum Auersw. 



On Elymus canadensis, Agropyron Richardsoni, Andropogon furcatus. 

 July, 1 9 14. 



Leptosphaeria Elymi Atk. (?) 



On Elymus canadensis. Kulm, July, 19 13. 



Has spores somewhat longer and seven-septate, otherwise as described in 



Ellis & Everh. 

 (Fungi Dak. 231.) 



Leptosphaeria Erigerontis Berl. 



On Aster longifolius. Kulm, August, 19 13. 

 (Fungi Dak. 232.) 



Leptosphaeria Helianthi Ellis & Everh. 



On Helianthus giganteus. Kulm, September, 19 13. 



