Haplopappus carthamoides (Hook.) A. Gray × Haplopappus radiatus (Nutt.) Cronquist
Annotated by Ann DeBolt.

Idaho: Washington County: W of Hwy #95, @ 25 km NE of Weiser and 5 km SW of Midvale, ID. Elev. 825 m.
T13N R4W S28 NENE
In Agropyron spicatum-Artemisia tridentata ssp. wyomingensis habitat T & E Plant. Location of Original: BDO.

Sam Matisse 1665, [no collection date given]
With Ann DeBolt's number
BBLM, Accession: 1836