The story
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Any of several plants with red roots, such as the New Jersey tea (Ceanothus americanus), the gromwell (Lithospermum arvense), the bloodroot (Sanguinaria canadensis), and Lachnanthes caroliniana. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.