Pediomelum argophyllum (Pursh) J.W.Grimes
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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 - Much branched, densely white-sericeous throughout, eglandular, 3–6 dm, rhizomatous; petioles 1–3+ cm; lfls 3 or 5, narrowly elliptic to oblanceolate or narrowly ovate, 2–5 cm; spikes 2–8 cm; interrupted, with 1–5 fascicles of dark blue, sessile fls 8–10 mm; cal-tube 2–3 mm; lowest cal-lobe lance-linear, 4.5–7 mm, twice as long as the upper 4; fr densely silky; 2n=22. Dry prairies and plains; Minn. and Wis. to Mo., w. to Sask., Mont., and N.M. June–Aug. (Psoralea a.; Psoralidium a.)
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Common Names
silvery scurf-pea