Houstonia palmeri
| Houstonia palmeri | |
|---|---|
Scientific 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
| |
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]
Two varieties are recognized:[3]
- Houstonia palmeri var. palmeri
- Houstonia palmeri var. muzquizana (B.L.Turner) Terrell[2]
References
[edit]- ^ Gray, Asa. 1882. Proceedings of the American Academy of Arts and Sciences 17: 202–203.
- ^ a b Terrell, Edward Everett. 2001. Taxonomic review of Houstonia acerosa and H. palmeri with notes on Hedyotis and Oldenlandia (Rubiaceae). Sida 19:913-922.
- ^ Kew World Checklist of Selected Plant Families[permanent dead link]
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