Flora of North America species comparison

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Astragalus sect. Megacarpi
Habit Herbs perennial, caulescent or subacaulescent; caudex superficial or slightly subterranean.
Stems

several to many.
Leaves

odd-pinnate, petiolate;

leaflets 9–27.
Racemes

loosely flowered, flowers ascending or spreading.
Corollas

ochroleucous, whitish, pink-purple, or purple, banner recurved through 45–90°, keel apex obtuse.
Calyx

tubes deeply campanulate or cylindric.
Legumes

deciduous, sessile, gynophore present, ascending (humistrate), spreading, pendulous, or declined, ellipsoid, ovoid-ellipsoid, or semi-ovoid, dorsiventrally compressed or bladdery-inflated, straight or slightly or sharply incurved, unilocular or semibilocular.
Seeds

18–54.
Hairs

basifixed.
Stipules

distinct.

Astragalus sect. Megacarpi
Distribution
w North America; c North America
Discussion

Species 3 (3 in the flora).

Section Megacarpi is distributed in the Colorado, Columbia, and Great basins.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Astragalus
Subordinate taxa
Synonyms Phaca section megacarpi
Name authority (Rydberg) Barneby: Mem. New York Bot. Gard. 13: 771. (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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(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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