MICHIGAN ACADEMY OF SCIENCE. 
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Salix glaucophylla Bebb. 
Fumago vagans Pers. M. A. C., July and Sept., Beal and Wheeler, (also 
at M.). 
Salix humilis Marshall. 
Uncinula salicis (DC.) Wint. Isle Roy ale, 8-3-01, Shantz and Allen, 
Fung. Columb., 1688; M. A. C., 10-12-91, Hicks. 
Salix interior Rowlee. 
Uncinula salicis (DC.) Wint. M. A. C., 10-3-91, Hicks. 
Salix lucida Muhl. 
Septoria albaniensis Thlim. Battle Creek, 8-29-85; A. A., 9-8-88, Spalding, 
M. 
Salix petiolaris J. L. Smith. 
Trimmato stroma americana Thum. M. A. C., 10-17-91, Hicks. 
Uncinula salicis (DC.) Wint. M. A. C., 10-11-91, Hicks, (three col- 
lections) 
BETULACEiE. 
Carpinus. 
Eutypellci cerviculata (Fr.) Sacc. A. A., March 11, Johnson, M. 
Gnomoniella fimbriata (Pers.) Sacc. M. A. C., Sept. 10., M. 
Hypoxylon howeianum Pk. A. A., May 13, Johnson, M. 
Lasiosphaeria canescens (Pers.) Karst. A. A., Sept. 20, Johnson, M. 
Carpinus carolinana Wait. 
Cylindrosporium dearnessii E. & E. A. A., 5-9-94, Johnson, M. 
Gnomoniella fimbriata Pers., Mamiania fimbriata Sacc. M. A. C., 10-9-90, 
Yoshida. 
Microsphaera alni (DC.) Wint. M. A. C., 10-10-91, Hicks. 
Corylus. 
Diatrype albopruinosa (Schw.) Cke. A. A., March, April, fide Ellis, M. 
Diatrypella verruciformis (Ehr.) Nits. A. A., April 31, Johnson, M. 
Gnomoniella coryli (Batsch) Sacc. Battle Creek, Aug., Sept., Spaulding, 
M. 
Hypoxylon fuscum (Pers.) Fr. A. A., March 31, Johnson, M. 
Hypoxylon perforatum (Schw.) Sacc. A. A., March, April, Johnson, M. 
Corylus americana Walt. 
Diatrype anomala Pk. M. A. C., Sept. ’91, Hicks; A. A., 11-27-92, Hicks; 
Dorrisberg, Pettit. 
Diplodia coryli Fckl. (“probably”). A. A., 3-24-93 and 5-17-93, Johnson, 
fide Ellis, M. 
Gloeosporium coryli (Desm.) Sacc. A. A., 9-27-90, Johnson, M. 
Gnomonia coryli Sacc. M. A. C., Aug. ’90, Yoshido; Mackinac, July ’82, 
Trelease; M. A. C., 9-24-92, Hicks; Saginaw, 9-4-89, Waite, F. S. D. A., 
Herb. 21 ( Sphaeria coryli ). 
Helicomyces olivaceus Pk. A. A., April, May, ’93, Johnson, M. 
Phyllactinia corylea (Pers.) Karst. M. A. C., 10-1-92, Hicks; M. A. C., 
Sept. ’93, C. F. Baker. 
Microsphaera alni (DC.) Wint. M. A. C., 10-3-91, Hicks. 
Septoria corylina, Pk. A. A., Johnson, 9-22-94, M. 
Corylus rostrata Ait. 
Phyllosticta coryli West. M. A. C., 8-27-93, Hicks. (P. corylina Ellis?) 
Ostrya virginica (Mill.) Willd. 
Phyllactinia corylea (Pers.) Karst. M. A. C., 10-21-92, fide Coons. 
Uncinula macrospora Pk. M. A. C., Oct. ’92, Hicks; Hubbardstown, 
Wheeler; M. A. C., 9-23-93, Hicks. 
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