Accepted By:
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Anderson, L. C. 1978. New taxa in Chrysothmanus, section Nauseosi (Asteraceae). Phytologia 38: 309–320.
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Hartman, R. L. & B. E. Nelson. 1998. Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline. 1–51 (mss.).
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