Lotus tenuis Waldst. & Kit.
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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 like no. 1 [Lotus corniculatus L.], and not always sharply distinct exomorphically, but less robust and typically in drier, more difficult habitats; lfls mostly linear or lance-linear and 2.5–5+ times as long as wide; fls mostly (1)2–5 together; cal-tube 1.8–2.8 mm; cor 7–10(–12) mm, yellow, drying orange; 2n=12. Native of Europe, widely intr. in U.S., but more common in arid regions. June– Aug. (L. corniculatus var. tenuifolius)
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Common Names
Birdsfoot trefoil