Houstonia rubra

Houstonia rubra, the red bluet, is a plant species in the Rubiaceae.[1] It is a small herb with red to reddish-purple flowers, native to the southwestern United States and northern and central Mexico: Coahuila, Nuevo León, Hidalgo, Zacatecas, Guanajuato, Puebla, Sonora, Durango, Chihuahua, Arizona, New Mexico, southeastern Utah and western Texas.[2][3][4][5]

References

  1. ↑ Cavanilles, Antonio José. 1799. Icones et Descriptiones Plantarum 5: 48, pl. 474, f. 1.
  2. ↑ http://apps.kew.org/wcsp/namedetail.do?name_id=100414
  3. ↑ http://bonap.net/MapGallery/County/Houstonia%20rubra.png
  4. ↑ Southwest Environmental Information Newtork
  5. ↑ Encyclopedia of Life
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