Senecio spartioides
A widespread Senecio in the western United States, with uniformly distributed cauline leaves that have narrowly lanceolate to linear lobes.
Inflorescences at Sand Island near Bluff, UT, 29 Sep 2006.
Pseudanthia at Sand Island, 29 Sep 2006.
Achenes at Sand Island, 29 Sep 2006.
An upper cauline leaf at Sand Island, 29 Sep 2006.