Sept. 2i, 1914 
Birds and Chestnut Blight 
419 
Fig. 2.—Types of spores other than those of Endothia parasitica obtained by the microscopic examination 
of the centrifuged sediment from the test of bird No. 23, a brown creeper. Brown-spored forms appear 
to predominate: a, Hyaline; b , hyaline; c, dark brown; d, nearly black; e, hyaline;/, light brown; g, 
smoky; ft, pale smoky; i, dark smoky; j, hyaline; k , pale smoky; l, dark smoky; m, smoky; n, hyaline; 
o, brown; p, hyaline; q, dark smoky; r, hyaline; s, very dark, almost black. 
