Displaying 1 - 2 out of 2 Object(s)

Taxon Collector Date Country State/Province Locality Type Status Barcode Notice
Erysiphe polygoni DC. D. A. Preston s.n. 09 Oct 1943 United States of America Oklahoma Ottawa Co. 2 mi. E.… Erysiphe polygoni DC.
Microsphaera alni D. A. Preston 10/13/43 United States of America Oklahoma Payne Co. Microsphaera alni