Rayjacksonia Explained

Rayjacksonia is a genus of North American flowering plants in the family Asteraceae.^{[1] [2] [3] [4] [5] [6]} It is one of several genera with the common name tansyaster.

The genus is named in honor of American botanist Raymond Carl Jackson.^[7]

Species^{[8] [9]}

• Rayjacksonia annua (Rydb.) R.L.Hartm. & M.A.Lane - TX OK NM CO KS NE WY
• Rayjacksonia aurea (A.Gray) R.L.Hartm. & M.A.Lane - Texas
• Rayjacksonia phyllocephala (DC.) R.L.Hartm. & M.A.Lane Tamaulipas, TX LA MS FL

Notes and References

1. Hartman, Ronald Lee & Lane, Meredith A. 1996. Reclassification of North American Haplopappus (Compositae: Astereae) completed: Rayjacksonia gen. nov. American Journal of Botany 83(3): 368–369
2. http://www.tropicos.org/Name/50066460 Tropicos, Rayjacksonia R.L. Hartm. & M.A. Lane
3. Web site: Details for: Astereae . 2009-07-18 . Botanic Garden and Botanical Museum Berlin-Dahlem . Botanical Garden in Berlin . Euro+Med PlantBase . .
4. Web site: Genus Kippistia . 2009-07-18 . National Herbarium of New South Wales . New South Wales FloraOnline . Royal Botanic Gardens, Sydney.
5. Web site: Polyarrhena Cass. . 2009-07-18 . African Plants Database . South African National Biodiversity Institute, the Conservatoire et Jardin botaniques de la Ville de Genève and Tela Botanica .
6. http://www.wildflower.org/plants/result.php?id_plant=RAPH2 Lady Bird Johnson Wildflower Center, University of Texas
7. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=128032 Flora of North America Vol. 20 Page 437 Rayjacksonia R. L. Hartman & M. A. Lane, Amer. J. Bot. 83: 368. 1996.
8. http://dixon.iplantcollaborative.org/CompositaeWeb/Default.aspx?Page=NameSearch&searchText=Rayjacksonia&searchField=NameFull Flann, C (ed) 2009+ Global Compositae Checklist
9. http://bonap.net/NAPA/TaxonMaps/Genus/County/Rayjacksonia Biota of North America Program 2013 county distribution maps