Flora of North America species comparison

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Astragalus sect. Lotiflori
Habit Herbs perennial, tuft-forming, caulescent to subacaulescent; caudex superficial.
Stems

single or few to several.
Leaves

odd-pinnate, petiolate;

leaflets (3–)7–19.
Racemes

dimorphic, chasmogamous densely (3–)5–17-flowered, flowers ascending, cleistogamous reduced to 1–3 sessile flowers in leaf axils.
Corollas

(chasmogamous) greenish white to ochroleucous or purple, banner recurved through 45–80°, keel apex blunt or deltate, cleistogamous petals minute.
Calyx

tubes campanulate.
Legumes

deciduous, sessile, spreading or ascending (humistrate), ovoid to narrowly oblong-ellipsoid or lanceoloid, compressed dorsally or 3-sided, unilocular.
Seeds

24–40.
Hairs

malpighian.
Stipules

distinct.

Astragalus sect. Lotiflori
Distribution
nw North America; c North America
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
Name authority A. Gray: Proc. Amer. Acad. Arts 6: 208. (1864)
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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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Apiaceae, Boraginaceae, and Polemoniaceae.)

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