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| Creator | Title | Description | Subject | Date | ||
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 | Bohs, Lynn A. | Phylogeny of Balsamorhiza and Wyethia (Asteraceae: Heliantheae) using ITS, ETS, and trnK sequence data | Balsamorhiza and Wyethia together comprise 24 species native to western North America. All species in the two genera are perennial herbs with large taproots and chromosome base numbers of x = 19. The species of Balsamorhiza have exclusively basal leaves while the species of Wyethia have cauline leav... | Balsamorhiza; Wyethia; Asteraceae; Engelmanniinae; nuclear ribosomal DNA | 2007 |
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