Nesom Common names: Awnless lazy daisy Endemic Basionym: Chaetopappa asteroides var. imberbis A. Gray Proc. Amer. Acad. Arts 16: 82. 1880 Treatment appears
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Candolle Inula alba Nuttall Oligoneuron album (Nuttall) G. L. Nesom Solidago asteroides Semple Unamia alba (Nuttall) Rydberg Unamia ptarmicoides (Nees) Greene
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Wash., Wyo., e Asia (Russian Far East). Erigeron angulosus Gaudin, E. asteroides Andrzejowski ex Besser, E. droebachiensis O. F. Mueller ex Retzius, E
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resulted from climatic changes immediately following the impact of a large asteroid. A relatively brief lowering of temperatures (winter effect), followed
49 KB (7,227 words) - 17:53, 13 February 2019