First Report of Stagonosporopsis heliopsidis causing a leaf spot on Whorled Sunflower, Helianthus verticillatus, in the United States.
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DOI: 10.1094/pdis-11-21-2568-pdn
Abstract: Whorled sunflower, Helianthus verticillatus Small (Asteraceae), is a federally endangered species (US Fish and Wildlife Service, 2014) growing in only a few locations in Tennessee, Georgia, Mississippi, and Alabama (Matthews et al., 2002; Ellis et… read more here.
Keywords: whorled sunflower; heliopsidis; sunflower helianthus; verticillatus ... See more keywords