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Habit Herbs perennial, slender, caulescent; caudex superficial, ultimately suffruticose.
Stems

few or several to many.

Leaves

odd-pinnate, petiolate or short-petiolate;

leaflets (6–)8–25, terminal leaflet jointed or confluent.

Racemes

loosely flowered, flowers declined or nodding.

Corollas

whitish or ochroleucous, sometimes lilac-veined, banner recurved through (50–)85–100°, keel apex deltate.

Calyx

tubes campanulate.

Legumes

ultimately deciduous, stipitate or subsessile, pendulous or deflexed, symmetrically or lunately oblong-ellipsoid or semi-ellipsoid, 3-sided, ± bilocular.

Seeds

6–16.

Hairs

basifixed.

Stipules

connate or distinct at distal nodes.

Astragalus sect. Neonix

Distribution
w United States
Discussion

Species 4 (4 in the flora).

Section Neonix is distributed from central California to interior Oregon, western Nevada, and southwestern Idaho.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Astragalus
Subordinate taxa
Name authority Barneby: Mem. New York Bot. Gard. 13: 464. (1964)
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