The Collaborative International Dictionary
herb gerard
Goutweed \Gout"weed`\, Goutwort \Gout"wort`\n. [So called from having been formerly used in assuaging the pain of the gout.] (Bot.) A coarse umbelliferous plant of Europe ( [AE]gopodium Podagraria); -- called also bishop's weed, ashweed, and herb gerard.
Wiktionary
herb gerard
n. goutweed