254 
FOURTEENTH REPORT. 
Phoma cydoniae Sacc. & Schulz. Longyear, ’05 p. 361. 
Podosphaera oxyacanthae (DC.) DeBy. M. A. C., 9-17-93, Hicks. 
Sphaeropsis malorum Pk. Longyear, ’05 p. 361. 
Crataegus. 
Cucurbitaria crataegi Schw. A. A., May 10, fide Ellis, M. 
Fabraea maculatum (Lev.) Atk. M. A. C., Aug., Sept., ’06, fide Beal 
(under name Entomosporium) . 
Epicoccum neglectum Desm. A. A., 9-24-94, Johnson, M. 
Podosphaera oxyacanthae (DC.) DeBy. Longyear, '05 p. 375. 
Monilia ( Sclerotinia ) linhartiana Sacc. A. A., April, ’94, Pieters, M. 
Septoria crataegi Kickx. New Baltimore, 8-13-93, Pieters, M. 
Streptothrix atra B. & C. M. A. C., Dec., ’91, Hicks; 1-12-92. Hicks. 
Valsa ambiens (Pers.) Fr. A. A., March, April, fide Johnson, M. 
Crataegus coccinea L. 
Podosphaera oxyacanthae (DC.) DeBy. M. A. C., 7-4-92, Hicks; M. A. C-., 
8-20-90, Yoshida; M. A. C., 10-22-92, Hicks. 
Crataegus macrantha Lodd. 
Cladosporium carpophilum Thiim. M. A. C., ’93, Wheeler. 
Crataegus punctata Jacq. 
Podosphaera. oxyacanthae (DC.) DeBy. Okernos, 9-2-91, Hicks. 
Craetaegus tomentosa L. 
Bacillus amylovorus (Burr.) DeToni. M. A. C., 7-23-95, Wheeler; Al. A. 
C., 6-15-96, fide Beal. 
Cercospora, Septoria. M. A. C., 8-25-85, fide Beal ; 51. A. C., 9-17-98, Wheeler. 
DRUPACE7E. 
Prunus. 
Calosphaeria barbirostris (Dufour) E. & E. A. A., April, fide Johnson, M. 
Cladosporium epiphyllum (Pers.) Mart. Longyear, ’05 p. 374 (causing 
Gummosis). 
Cylindrospo Hum padi Karst. M. A. C., N. Mich. Harrisville, Grand 
Rapids; Lansing, 9-5-89, Waite U. S. D. A. Herb. 50; Rogers City, 
Alpena, Marion Island, fide. Beal; Reported for Chatham by Wheeler, ’00. 
Dendryphium corticate E. <fc E. 51. A. C., Jan., ’92, Hicks, (cotype). 
Diatrype albopruinosa ( Schw.) Cke. M. A. C., Jan., ’92, Hicks. 
Mucor ambigua Vaill. A. A., March, fide Pollock (on old mummies). 
Plowrightia morbosa (Schw.) Sacc. A. A., 85, Crosier; A. A., July, ’92, 
Hicks; A. A., fide Spalding, M. 
Podosphaera oxyacanthae (DC.) DeBy. A. A., Sept., fide Spalding. 
* Sclerotinia fructigena (Pers.) Sehroet. Pollock, ’09, p. 50 reports for 
Mich.; Pollock, ’10 p. 104-105 (stone fruits); Dandeno, ’08 p. 51-53 
gives records; A. A. Johnson, Spalding, M. (Monilia). 
Tubercularia sp. Comma, M. A. C., Hicks. 
Valsa leucostoma (Pers.) Fr. A. A., May 12, fide Johnson. 
Prunus spp. (Plums.) 
Gummosis and Canker. North Adams; Spring 12, fide Coons; M. A. C., 
1912, Coons. 
Bacterium pruni Smith. Smith, ’ll p. 59 reported for Mich. (1903, Du- 
plain). 
Cylindrosporium padi Karst. Longyear, ’05 p. 373, fig. 24. 
Exoascus sp. M. A. C., 6-23-92, Wheeler (Labelled E. Pruni but on leaves 
and stems only). 
Exoascus pruni Fckl. 51. A. C., 6-6-97, Wheeler; Longyear, ’05 p. 373. 
-The species of sclerotinia upon fruits in Michigan are not definitely known. 
