Astragalus agrestis Douglas ex G.Don
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Fabaceae
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Scientific Name
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Description
Species Description - Stems slender, 1–3 dm, scattered on slender rhizomes or arising from a subterranean root-crown, glabrous or sparsely strigose; stipules of the middle and upper lvs connate below, with greenish free blade; lfls 13–21, linear-oblong to lanceolate, sparsely hairy on both sides, the hairs basifixed; racemes dense, 2–4 cm, long-peduncled; fls strongly ascending or erect at anthesis, purple, 15–22 mm; cal ± hirsute, mostly with mixed black and white hairs, the subulate lobes half as long as the tube; fr erect, bilocular, obliquely ovoid, 7–10 mm, densely long-white-hirsute, deeply sulcate on the lower margin; 2n=16. Prairies, moist meadows, and stream-banks; Minn. and Io. to Yukon, s. to Kans., N.M., and Calif.; Eurasia. May. (A. gonialus; A. dasyglottis)
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Common Names
field milk-vetch