Butters: LIST OF MINNESOTA XYLARIACE4. 565 
Crow Wing, June 1892, Sheldon 2238; Ramsey, August 
1893, Sheldon 5528; Hennepin, June 1890, Sheldon 5696 ; 
, Sheldon 6138% ; Hennepin, May 1899, Freeman 
306; Ramsey, June 1899, Freeman 380; Wright, May 
1900, Freeman 650%. 
Conidial stage: Wright, June 1900, Freeman 684. 
5. Hypoxylon petersii BERKELEY & CurTis, Ona Collection 
of Fungi from Cuba, Journ. Linn. Soc., X., p. 384. 1869. 
Houston, August 1899, Wheeler 476, on decayed log; Hen- 
nepin, September 1900, Freeman 702, on Quercus. 
6. Hypoxylon fuscum (Pers.) Fries, Summa Veg. Scand. p. 
BGA. 1040. 
On bark. 
St. Louis, July 1886, Holway 119, on Alnus; St. Louis, 
July 1886, Holway 151, on A/nus; Hennepin, May 1891, 
Sheldon 4195; Lake, June 1893, Sheldon 4749, on Alnus ; 
Dakota, July 1893, Sheldon 5372; Hennepin, October 
1900, Butters 51, on Ostrya. 
7. Hypoxylon commutatum NirscuKe, Pyrenomycetes Ger- 
manici, p. 33. 1867. 
On bark. 
St. Louis, July 1886, Holway 144, on Adnus; Lake, June 
1893, Sheldon 4484, on Betula; Hennepin, May 1891. 
Sheldon 5904, on 7v/za. 
8. Hypoxylon granulosum BuLuarrp, Champ. Fr. 176. 1791 
(1. multiforme Fr.) Summa Veg. Scand. p. 384. 1849. 
St. Louis, July 1886, Holway 248, on Alnus (Hypoxylon 
commutatum Hlolwayanum Sacc. Holway); St. Louis, July 
1886, Holway 262, on Betula; St. Louis, June 1893, Shel- 
don 4669; Ramsey, July 1893, Sheldon 5490, on wood; 
, Sheldon 6012, on etu/a; erumpent through the 
bark. 
9g. Hypoxylon morsei BERKELEY & CurTIs, Notices of North 
American Fungi, Grevillea, IV., p. 51. 1875. 
Erumpent through the bark. 
St. Louis, July 1886, Holway 41, on Betula (Hypoxylon 
transversum Schw. Holway); St. Louis, July 1886, Hoi- 
way 99, on Aldnus; Le Sueur, June 1891, Taylor, 364; 
Hennepin, May 1891, Sheldon; Crow Wing, June 1892, 
