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• perennial herb that grows 0.1-0.8m tall • stems are erect, branched, and rough hairy • leaves are toothed, or shallowly lobed to entire, and are hairy above and below; lower leaves are long stalked and become unstalked with increasing plant height • flowers are disk shaped, purple, and found solitarily at the end of upper branches
Land owners and managers have long recognized the need to control invasive plants to limit their impacts. In May 2018, a new smartphone app...
Bioagents are one tool in the fight against invasive plants, and they are intensly studied before release to ensure they won't switch to...