Entry for Senecio riddellii Torrey & A. Gray [family COMPOSITAE]
Entry From
Flora of North America, Vol 20,
Names
Senecio riddellii Torrey & A. Gray [family COMPOSITAE], Fl. N. Amer., 2: 444. 1843
Senecio filifolius Nuttall var. fremontii Torrey & A. Gray [family COMPOSITAE]
Senecio riddellii var. parksii Cory [family COMPOSITAE]
Senecio spartioides Torrey & A. Gray var. fremontii (Torrey & A. Gray) Greenman [family COMPOSITAE]
Senecio spartioides var. parksii (Cory) Shinners [family COMPOSITAE]
Senecio spartioides var. riddellii (Torrey & A. Gray) Greenman [family COMPOSITAE]