Ladysthumb; Persicaria maculosa
Family: Polygonaceae; Buckwheat Family
Vegetative characteristics:
Seedling: Erect or prostrate hypocotyl, cotyledons lance-shaped with rounded tips, smooth on upper and lower surface
Stem: Erect or spreading, branched, smooth with swollen nodes; reddish
Leaves: Alternate, smooth, lance-shaped, pointed at the tip, with a watermark. Membranous fringed stipules (ocrea) surrounds the nodes.
Special Identifying Features:
⇒ Swollen nodes, ocrea with a fringe of hair-like bristles
Reproductive Characteristics:
Flower: Pink, rose-purplish, green, or white. 5-parted flower in a dense terminal spike.
Seed: Oval to almost circular to almost circular, 3-sided, smooth, black, shiny