Houstonia palmeri

Houstonia palmeri, the Saltillo bluet, is a plant species in the family Rubiaceae, native to the Mexican states of Coahuila and Nuevo León.[1][2]

Houstonia palmeri
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Gentianales
Family: Rubiaceae
Genus: Houstonia
Species:
H. palmeri
Binomial name
Houstonia palmeri
A.Gray

Two varieties are recognized:[3]

  • Houstonia palmeri var. palmeri
  • Houstonia palmeri var. muzquizana (B.L.Turner) Terrell[2]

References
  1. Gray, Asa. 1882. Proceedings of the American Academy of Arts and Sciences 17: 202–203.
  2. Terrell, Edward Everett. 2001. Taxonomic review of Houstonia acerosa and H. palmeri with notes on Hedyotis and Oldenlandia (Rubiaceae). Sida 19:913-922.
  3. Kew World Checklist of Selected Plant Families


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