[Members of the Sunflower Family in the Cascade Mt. Range with Discoid Flower Heads]
The Butterweeds, Groundsels and Ragworts of the Cascade Mountains of Oregon and Washington

The Genus Senecio

 

 

Sweet-marsh Butterweed: Senecio foetidus (Senecio hydrophiloides) -

Alkali-marsh Butterweed: Senecio hydrophilus - ?

Old Man, Common Groundsel: Senecio vulgaris -

Paul Slichter E-mail