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- Silphium perfoliatum, Silphium radula, Silphium terebinthinaceum, Silphium wasiotense Linnaeus Sp. Pl. 2: 919. 1753. , Gen. Pl. ed. 5, 391. 1754. Jennifer A7 KB (387 words) - 21:10, 5 November 2020
- (tribe Heliantheae) subtribe Ecliptinae genusSilphium speciesSilphium wasiotense Medley Sida 13: 285, figs. 1, 2e–h, 3. 1989. Jennifer A. Clevinger Common3 KB (200 words) - 21:10, 5 November 2020