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Gaillardia arizonica, the Arizonia blanketflower,[2] is a species of flowering plant in the sunflower family. It is native to northwestern Mexico (Sonora)[3] and the southwestern United States (Arizona, southern Nevada, southern Utah).[4]

Gaillardia arizonica
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Gaillardia
Species:
G. arizonica
Binomial name
Gaillardia arizonica
A.Gray 1884
Synonyms[1]
  • Gaillardia crinita Rydb.
  • Gaillardia pedunculata A.Nelson
  • Gaillardia pringlei Rydb.

Gaillardia arizonica grows in sandy washes and alluvial deposits in desert regions. It is an annual herb, growing up to 40 cm (16 in) tall, and with leaves mostly crowding around its base. Each flower head is on its own flower stalk up to 35 cm (14 in) long. Each head has 10–16 yellow or orange ray flowers surrounding 40–100 yellow disc flowers.[5]


References


  1. The Plant List, Gaillardia arizonica A. Gray
  2. USDA, NRCS (n.d.). "Gaillardia arizonica". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 16 July 2015.
  3. Turner, B. L. 2013. The comps of Mexico. A systematic account of the family Asteraceae (chapter 11: tribe Helenieae). Phytologia Memoirs 16: 1–100.
  4. Biota of North America Program 2014 county distribution map
  5. Flora of North America, Gaillardia arizonica A. Gray., 1884.




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