Flora of North America species comparison

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Astragalus sect. Nudi
Habit Herbs perennial, forming bushy clumps, caulescent; caudex superficial, branched.
Stems

several to many.
Leaves

odd-pinnate, short-petiolate;

leaflets (1–)5–11.
Racemes

loosely flowered, flowers ascending.
Corollas

purple, or ochroleucous and margined or tinged lavender, banner recurved through 35–45°, keel apex obtuse.
Calyx

tubes short-cylindric or narrowly cylindric.
Legumes

persistent, sessile, erect, ovoid or oblong-ovoid, subterete, unilocular to semibilocular.
Seeds

29–42.
Hairs

basifixed.
Stipules

distinct.

Astragalus sect. Nudi
Distribution
w United States
Discussion

Species 1.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Astragalus
Subordinate taxa
Synonyms Brachyphragma
Name authority (Rydberg) Barneby: Mem. New York Bot. Gard. 13: 545. (1964)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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