Senecio fraternus PiperWashington: Kittitas County: Mt. Stuart. [County not given on label.] Elev. 6000-8000 ft.
Phenology: Flowering.
Isotype: Senecio fraternus Piper. Published 1906. Contr. U.S. Nat. Herb. 11: 598. 1906.J. H. Sandberg 553, Jul 1893
With J. B. Leiberg
RM, Accession: 157154, Barcode: RM0001376