Houstonia acerosa
| New Mexico bluet Needleleaf bluet | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Gentianales |
| Family: | Rubiaceae |
| Genus: | Houstonia |
| Species: | H. acerosa |
| Binomial name | |
| Houstonia acerosa (A. Gray) Benth. & Hook. f. | |
| Synonyms[1][2] | |
| |
Houstonia acerosa, the New Mexico bluet or needleleaf bluet, is a plant species native to Chihuahua, Coahuila, Nuevo León, Tamaulipas, San Luis Potosí, Texas and New Mexico.[1][2][3][4]
Houstonia acerosa is an herb up to 20 cm tall, with narrow needle-like leaves and white or purplish flowers.[5][6][7]
Varieties
Three varieties of the species are widely accepted:[1][2]
- Houstonia acerosa var. acerosa - Coahuila, Nuevo León, Tamaulipas, San Luis Potosí, Texas[7]
- Houstonia acerosa var. polypremoides (A.Gray) Terrell - Chihuahua, Coahuila, New Mexico, trans-Pecos Texas[7]
- Houstonia acerosa var. tamaulipana (B.L.Turner) Terrell - Tamaulipas[7]
References
- 1 2 3 The Plant List Houstonia acerosa
- 1 2 3 Kew World Checklist of Selected Plant Families
- ↑ Biota of North America Program
- ↑ USDA Plant profile
- ↑ Gray, Asa. 1852. Smithsonian Contributions to Knowledge 3(5): 81, Hedyotis acerosa
- ↑ Bentham, George & Hooker, Joseph Dalton. 1873. Genera Plantarum 2(1): 60. Houstonia acerosa
- 1 2 3 4 Terrell, Edward Everett. 2001. Taxonomic review of Houstonia acerosa and H. palmeri with notes on Hedyotis and Oldenlandia (Rubiaceae). Sida 19:913-922. 2001
External links
- photo of herbarium specimen at Missouri Botanical Garden, Wright 237, type specimen of Houstonia acerosa
- Gardening Europe Houstonia acerosa
- Chihuahuan Desert Plants, University of Texas at El Paso, Hedyotis acerosa
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