Pyrrocoma duriuscula Greene
Oregon: Common in heavy stony soil. Elev. 3500 feet
Coordinate Source: Estimated.
Common in heavy stony soil. Isotype. Original label: Aplopappus racemosus Torr. var. glomerellus Gray; Leaflets of botanical observation and criticism 2: 16, 1909. Isotype.
William C. Cusick 1755, Aug 1897
With
WS, Accession: 26414