Definition of "common foxglove" []

• Tall leafy European biennial or perennial having spectacular clusters of large tubular pink-purple flowers; leaves yield drug digitalis and are poisonous to livestock (noun)

WordNet. Princeton University. 2010.

• "This done, Parker made his way to Portman Square, still a little hazy in his mind as to the habits of the common foxglove when applied internally — a haziness which was in no way improved by a subsequent consultation of the Materia Medica, the Pharmacopoeia Dixon Mann, Taylor, Glaister, and others of those writers who have so kindly and helpfully published their conclusions on toxicology."