A Checklist of the Vascular Plants of Washington State
Hosted by the University of Washington Herbarium, Burke Museum
Hosted by the University of Washington Herbarium, Burke Museum
Heracleum maximum Bartr.[HC2, ILBC1]
American cow-parsnip, American hogweed
Publication: Travels Carolina 344 (1791); cf. Fernald in Rhodora, xlvi. 50 (1944); Rickett in Rhodora,xlvi. 390. 1944.
Origin: Native
Herbarium search: CPNWH
Last updated 5/8/2020 by David Giblin.
Synonyms & Misapplied Names:
Heracleum douglasii
Heracleum lanatum Michx.[HC, IMF3, JPM, VPBC1]
Heracleum sphondylium L. ssp. montanum (Schleich. ex Gaudin) Briq.
Heracleum sphondylium L. var. lanatum (Michx.) Dorn
Pastinaca lanatum
