Veronica arvensis L.

  • Authority

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

  • Family


  • Scientific Name

    Veronica arvensis L.

  • Description

    Species Description - Erect or ascending annual 0.5–3 dm, somewhat villous-hirsute below, usually more puberulent above; main lvs ovate or broadly elliptic, palmately veined, 0.5–1.5 cm, 1–2 times as long as wide, crenate-serrate, the lower generally short-petiolate; infl terminal, the bracts alternate; fls subsessile; cor blue-violet, 2–2.5 mm wide; mature pedicels only 1–2 mm; fr 3 mm, obcordate, ciliate-margined, with subglabrous sides; style 0.4–1 mm; seeds (5–)8–11 per locule, 0.8–1.2 mm; 2n=14, 16. Native of Eurasia, established as an inconspicuous weed in gardens, lawns, and fields in much of N. Amer. Apr.–Sept.

  • Common Names

    corn speedwell