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
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Asteraceae » Ambrosia artemisiifolia
Ambrosia artemisiifolia L.[FNA21, HC, HC2]
annual ragweed, common ragweed
Publication: Sp. Pl. 2: 988. 1753.
Origin: Introduced from eastern North America
Herbarium search: CPNWH
Notes: FNA21: "Hybrids between Ambrosia psilostachya and A. artemisiifolia have been called A. ×intergradiens W. H. Wagner."
FNA21: "The name Ambrosia ×helenae Rouleau applies to hybrids between A. artemisiifolia and A. trifida."
Last updated 5/26/2020 by David Giblin.
Synonyms & Misapplied Names:
Ambrosia artemisiifolia L. var. elatior (L.) Descourtilz
Ambrosia artemisiifolia L. var. paniculata (Michx.) Blank.
Ambrosia elatior L.
Ambrosia glandulosa Scheele
Ambrosia monophylla (Walter) Rydb.
