Astragalus sect. Onobrychoidei

de Candolle in A. P. de Candolle and A. L. P. P. de Candolle

Prodr. 2: 285. 1825.

Treatment appears in FNA Volume 11.

Herbs perennial, clump-forming, caulescent; caudex superficial or shallowly subterranean. Hairs malpighian. Stems several to many. Stipules connate. Leaves odd-pinnate, petiolate or subsessile; leaflets (7–)11–25. Racemes subspicate, densely flowered, flowers ascending. Calyx tubes short-cylindric. Corollas whitish, bluish, reddish lilac, or magenta-purple, often drying bluish, nodding, mainly 13–19 mm, banner recurved through 25°, much surpassing keel, keel apex blunt or sharply deltate. Legumes often eventually deciduous, sessile or short-stipitate, erect [ascending], narrowly oblong or oblong-ellipsoid, 3-sided compressed, ± straight, bilocular. Seeds 9–16(–18).

Distribution

North America, Europe, Asia.

Discussion

Species 75 (1 in the flora).

Section Onobrychoidei consists of species from Eurasia, except for one extending into the flora area.

Selected References

None.

Stanley L. Welsh +
de Candolle in A. P. de Candolle and A. L. P. P. de Candolle +
North America +, Europe +  and Asia. +
Papilionoideae de +
Astragalus sect. Onobrychoidei +
Astragalus +
section +