Ludwigia linearis Walter

• Authority

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

• Family

  Onagraceae

• Scientific Name

  Ludwigia linearis Walter

• Description

  Species Description - Perennial 4–10 dm from a cluster of fleshy-fibrous roots, often also stoloniferous, glabrous to often minutely granular-pulverulent throughout; lvs linear, 2–6 cm × 1–5 mm; fls 4-merous; sep 3–4 mm; pet 3–5 mm; anthers 1 mm; fr subcylindric, somewhat widened above, obscurely 4-sided, 6–9 mm; 2n=16. Wet soil, muddy shores, or shallow waters; s. N.J. to Fla., Ark., and Tex., chiefly on the coastal plain. July–Sept.

• Common Names

  narrow-leaved water-primrose