The Genus Eriastrum East of the Cascade Mountains of Oregon and Washington

Few-flowered Eriastrum: Eriastrum signatum (Synonyms: Eriastrum sparsiflorum, Eriastrum sparsiflorum ssp. sparsiflorum, Eriastrum sparsiflorum var. sparsiflorum)

Wilcox's Eriastrum: Eriastrum wilcoxii (Synonyms: Eriastrum sparsiflorum, Eriastrum sparsiflorum var. wilcoxii)