Common groundsel (Senecio vulgaris) - WeedWise Program
Senecio vulgaris (Birdseed, Chickenweed, Common Butterweed, Common Groundsel, Grimsel, Grinsel, Ground Gutton, Groundsel, Grundsel, Grundy Swallow, Old Man In the Spring, Old-Man-In-the-Spring, Ragwort, Simson) | North Carolina Extension Gardener Plant ...
Common Groundsel, Senecio vulgaris – Wisconsin Horticulture