'Heracleum lanatum' definitions:

Definition of 'Heracleum lanatum'

From: GCIDE
  • Masterwort \Mas"ter*wort`\, n. (Bot.) (a) A tall and coarse European umbelliferous plant (Peucedanum Ostruthium, formerly Imperatoria). (b) The Astrantia major, a European umbelliferous plant with a showy colored involucre. (c) Improperly, the cow parsnip (Heracleum lanatum). [1913 Webster]

Definition of 'Heracleum lanatum'

From: GCIDE
  • Cow parsnip \Cow" pars`nip\ (-n?p). (Bot.) A coarse umbelliferous weed of the genus Heracleum (Heracleum sphondylium in England, and Heracleum lanatum in America). [1913 Webster]