PlantsFlowering PlantsKnotweed Family — Family Polygonaceae
Vine or herb. Stem nodes often enlarged. Leaves alternate, simple, with a sheath around the base of each leaf petiole. Flowers small, with 4-6 tepals, 1-9 stamens, 1 pistil.

Habit
No image available.
Queen's-wreath —  Antigonon leptopus [1,2]
Vine with tendrils. Margins entire. Flowers pink or white. Flowering summer-fall.
No image available.
American Buckwheat Vine —  Brunnichia ovata [1]
No image available.
Spiny Threecornerjack —  Emex spinosa [1]
Long-leaf Wild Buckwheat
Buckwheat — Genus Eriogonum
No image available.
Alpine Mountainsorrel —  Oxyria digyna [1]
No image available.
Jointweed — Genus Polygonella
Jumpseed
Knotweeds & Smartweeds — Genus Polygonum
Herb or twining vine. Stem nodes often enlarged. Leaves alternate, simple, with a sheath around the base of each leaf petiole.
Pale Dock
Dock — Genus Rumex
Flowers with 6 tepals, 6 stamens.
Evidence that species is found in Texas:
  1. USDA Plants Database, advanced search for Texas plants from the United States Department of Agriculture.
  2. Atlas of the Vascular Plants of Texas, Volume 1, B.L. Turner, Holly Nichols, Geoffrey Denny and Oded Doron, Botanical Research Institute of Texas (BRIT), Fort Worth, Texas, 2003.