prairie coneflower articles - Encyclopedia of Life

Ratibida

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Ratibida is a genus of North American plants in the tribe Heliantheae within the family Asteraceae.^[1]^[3] Members of the genus are commonly known as prairie coneflowers^[4]^[5]^[6] or mexican-hat.^[7]

There are 7 species:^[2]^[8]^[9]^[10]

Ratibida coahuilensis B.L.Turner - Coahuila
Ratibida columnifera (Nutt.) Wooton & Standl. – upright prairie coneflower - widespread in Canada, United States, and northeastern Mexico
Ratibida latipalearis E.L.Richards - Chihuahua
Ratibida mexicana (S.Watson) W.M.Sharp - Chihuahua, Coahuila, Sonora
Ratibida peduncularis (Torr. & A.Gray) Barnhart – naked prairie coneflower - Louisiana, Texas
Ratibida pinnata (Vent.) Barnhart – pinnate prairie coneflower - Ontario, eastern + central United States (primarily Great Lakes + Mississippi Valley)
Ratibida tagetes (E.James) Barnhart – short-ray prairie coneflower - Chihuahua, United States (desert southwest, western Great Plains)

^ ^a ^b "Genus: Ratibida Raf". Germplasm Resources Information Network. United States Department of Agriculture. 1996-09-17. Retrieved 2011-02-10.
^ ^a ^b Flann, C (ed) 2009+ Global Compositae Checklist Archived 2015-01-04 at archive.today
^ Rafinesque, Constantine Samuel. 1817. Florula Ludoviciana, page 73
^ "Ratibida". Integrated Taxonomic Information System. Retrieved 2011-02-10.
^ Tropicos, Ratibida Raf.
^ Richards, E. L. 1968. A monograph of the genus Ratibida. Rhodora 70: 348–393.
^ "Ratibida". Go Botany. New England Wildflower Society.
^ Biota of North America Program, 2013 county distribution maps
^ "GRIN Species Records of Ratibida". Germplasm Resources Information Network. United States Department of Agriculture. Retrieved 2011-02-10.
^ Urbatsch, Lowell E.; Cox, Patricia B. (2006). "Ratibida". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 21. New York and Oxford – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.