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Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Cladus: Asterids
Cladus: Campanulids
Ordo: Asterales

Familia: Asteraceae
Subfamilia: Cichorioideae
Tribus: Cichorieae
Subtribus: Microseridinae
Genus: Rafinesquia
Species: R. californica – R. neomexicana

Rafinesquia Nutt., Trans. Amer. Philos. Soc. ser. 2, 7: 429. (1841) nom. cons.

Type species: Rafinesquia californica Nutt., Trans. Amer. Philos. Soc. ser. 2, 7: 429. (1841)


Rafinesquia Raf., Fl. Tellur. 2: 96. (1837) nom. rej. vide Hosackia Benth. ex Lindley (1829) (Fabaceae)
Rafinesquia Raf., Fl. Tellur. 3: 82. (1837) nom. illeg. hom. vide Diodeilis Raf. (1837) (Lamiaceae)
Rafinesquia Raf., Sylva Tellur. 79. (1838) nom. illeg. hom. vide Bignonia L., Sp. Pl. 2: 622. (1753) (Bignoniaceae)
Nemoseris Greene, Pittonia 2(10): 192. (1891)


Nuttall, T. 1840. Descriptions of new species and genera of plants in the natural order of the Compositae, collected in a tour across the continent to the Pacific, a residence in Oregon, and a visit to the Sandwich Islands and upper California, during the years 1834 and 1835. Transactions of the American Philosophical Society, held at Philadelphia, for promoting useful knowledge, n.s.[new series][ser. 2], 7: 283–453. BHL Reference page.


Hassler, M. 2019. Rafinesquia. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2019. Species 2000 & ITIS Catalogue of Life. Published on the internet. Accessed: 2019 Mar. 31. Reference page.
International Plant Names Index. 2018. Rafinesquia. Published online. Accessed: July 4 2018. 2018. Rafinesquia. Missouri Botanical Garden. Published on the internet. Accessed: 2018 July 4.
USDA, ARS, Germplasm Resources Information Network. Rafinesquia in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 08-Apr-12.

Rafinesquia, commonly known as plumeseed, is a genus of flowering plants in the dandelion family, native to the western United States and northwestern Mexico.[3][4]

The genus was named for polymath Constantine Samuel Rafinesque by botanist Thomas Nuttall in 1841.[5]

Rafinesquia consists of two species:[2][6][7]

Rafinesquia californica Nutt. (California Plumeseed, California Chicory) - Baja California, Sonora, USA (CA OR NV AZ UT)
Rafinesquia neomexicana A.Gray (New Mexico Plumeseed, Desert Chicory) - Baja California, Sonora, USA (CA NV AZ UT NM TX)


Tropicos, search for Rafinesquia
Flann, C (ed) 2009+ Global Compositae Checklist Archived 2014-11-19 at
Nuttall, Thomas. 1841. Transactions of the American Philosophical Society, new series 7: 429 in English
Tropicos Rafinesquia Nutt.
Flora of North America, Rafinesquia Nuttall
The Plant List, search for Rafinesquia
Biota of North America Program 2013 county distribution maps

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