Astragalus nuttallianus
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Astragalus nuttallianus | |
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Scientific classification ![]() | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Fabales |
Family: | Fabaceae |
Subfamily: | Faboideae |
Genus: | Astragalus |
Species: | A. nuttallianus
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Binomial name | |
Astragalus nuttallianus |
Astragalus nuttallianus is a species of milkvetch known by the common names smallflower milkvetch and turkeypeas. It is native to the southwestern and south central United States and northern Mexico, where it can be found in many types of habitat, often in dry areas.
This is an annual herb which is variable in appearance, especially across varieties. It produces slender, hairy stems which reach 4 to 45 centimeters in length. The leaves are up to 6.5 centimeters long and are made up of several oval-shaped pointed or round-tipped leaflets. The inflorescence bears 1 to 4 white to purple or bicolored flowers, each less than a centimeter in length. The fruit is a legume pod 12 to 26 mm long.[2]
There are several varieties of this species:
- A. n. var. austrinus - distributed from California to Oklahoma to northwestern Mexico
- A. n. var. cedrosensis - native to the Sonoran Desert
- A. n. var. imperfectus - native to the southwestern United States
- A. n. var. macilentus - native to New Mexico and Texas
- A. n. var. micranthiformis - found in the southwestern United States
- A. n. var. nuttallianus - known from the central US from Kansas to Louisiana
- A. n. var. trichocarpus - native to Texas and Oklahoma
- A. n. var. zapatanus - Texas endemic
References
- ^ NatureServe (2024). "Astragalus nuttallianus". Arlington, Virginia. Retrieved 25 April 2024.
- ^ Diggs, George; Barney Lipscomb; Robert O'Kennon (1999). Shinners & Mahler's Illustrated Flora of North Central Texas. Botanical Research Inst of Texas. p. 634.
External links
![](http://upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png)
Wikimedia Commons has media related to Astragalus nuttallianus.
Categories:
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- Short description is different from Wikidata
- NatureServe secure species
- Articles with 'species' microformats
- Commons category link is on Wikidata
- Taxonbars with 20–24 taxon IDs
- Astragalus
- Flora of Northwestern Mexico
- Flora of the Southwestern United States
- Flora of New Mexico
- Flora of Texas
- Flora of the Sonoran Deserts
- Flora of the California desert regions
- Flora of the Chihuahuan Desert
- Flora without expected TNC conservation status
- All stub articles
- Astragalus stubs