Article

First Report of a Cercospora Species Causing a Leaf Spot on the Whorled Sunflower, Helianthus verticillatus, in the United States

2020-06-01

Abstract excerpt

Helianthus verticillatus (whorled sunflower: Asteraceae) is a rare and endangered species growing naturally only in a few locations in the southeastern United States. This sunflower grows to a height between 2 and 4 m and produces spectacular sprays of yellow flower heads in late August through October. The species has potential as a landscape plant because of its showy characteristics and ease of cultivation, and...

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Identifiers and source

Literature Corpus work: 1d3c4324-0020-5497-8716-045213dc632e
DOI: 10.1094/pdis-11-19-2317-pdn

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