University of Minnesota, Bell Museum of Natural History Herbarium Fungal Collection (MIN)
466188
2c6e4b18-23fc-486d-bff8-1631426f510a
1213830
Sphaerotheca humuli (DC.) Burrill
Erysiphaceae
L. Fulton (6/12/1932)
According to Farr et al. (Fungi on Plants and Plant Products in the United States, 1989), Sphaerotheca humuli (DC.) Burrill is synonymous with Sphaerotheca macularis (Wallr.Fr.) Lind.