Trifolium arvense L.


Cite taxon page as 'WFO (2020): Trifolium arvense L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000212967. Accessed on: 07 Apr 2020'

General Information

"Annual, erect, freely branched, 1–4 dm, the stems soft-hairy; petioles 4–10 mm, exceeded by the subulate tips of the stipules; lfls narrowly oblanceolate, 1–2 cm, serrulate only at the tip; heads densely fld, ovoid to cylindric, 1–3 cm, on peduncles 1–3 cm; cal densely villous with hairs to 2 mm, the tube 1.5–2 mm, the setaceous lobes 3–5 mm, surpassing and partly concealing the small, whitish or pinkish cor; 2n=14. Native of Eurasia and n. Afr., found as a casual weed of roadsides and waste places, especially in light, sandy soil, throughout much of the U.S. and s. Can. May–Sept."

  • Provided by: [B].New York Botanical Garden
    • Source: [
    • 1
    • ]. 

      Bibliography

    • 1 "Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp."

     Information From

    Fabaceae
    World Flora Online Data. 2017.
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    New York Botanical Garden
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    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).