Silvercrown Luina, Tall Silvercrown: Cacaliopsis nardosmia ssp. glabrata (Synonyms: Cacalia nardosmia, Luina nardosmia, Luina nardosmia var. glabrata) - Found north of Jackson County, Oregon (some overlap in range at that point).
Silvercrown: Cacaliopsis nardosmia ssp. nardosmia (Synonyms: Cacalia nardosmia, Luina nardosmia, Luina nardosmia var. nardosmia) - Southwest Oregon and California taxon. Generally found south of the northern boundaries of Jackson and Josephine Counties, Oregon (some overlap in range with the taxon above at that point).