The Collaborative International Dictionary
Hartwort
Hartwort \Hart"wort`\ (h[aum]rt"w[^u]rt`), n. (Bot.) A coarse umbelliferous plant of Europe ( Tordylium maximum).
Note: The name is often vaguely given to other plants of the same order, as species of Seseli and Bupleurum.
Wiktionary
hartwort
n. A coarse umbelliferous plant of Europe ((taxlink Tordylium maximum species noshow=1)).