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Pink and Red Wildflower Gallery

Smartweed

              

Polygonaceae - Knotweed family
Pennsylvania Smartweed Polygonum pensylvanicum (Polygonum bicorne)
This is a wetland plant growing near tanks and streams. Each flower, about 1/8" long, clusterd on a spike. Plant grows to 6 feet tall but is somewhat sprawling. New stem growth is reddish. Swollen stem nodes have a large clear sheath (ocrea). This is a food for ducks.
Photos taken in Taylor County, Texas, October 2004, October 2006
(Native of Texas)

Similar Species

Prostrate Smartweed Polygonum aviculare

Tiny white/green flower clusters at leaf nodes. Leaves of various lengths clumped along stems reclined stems. Primary stem reclined, smaller stems can be vertical.

(Native of Texas - Brown)

Swamp Smartweed Polygonum hydropiperoides

Flowers are pinkish-white loosely spaced on spike. Nodes are red, stem is not red. Nodes have a ring of hair. Wetland plant.

(Native of Texas)

Bushy Smartweed Polygonum ramosissimum

Branching emerge at the node of a long narrow leaf. Smaller leaves alternate up the branches. Tiny clusters of flowers at leaf nodes.

(Native of Texas - Taylor, Nolan)

Pleatleaf Smartweed Polygonum tenue

Branching emerge at the node of a double long narrow leaves. Smaller leaves alternate up the branches. Flower at nodes.

(Native of Texas - Brown)

           

Polygonaceae - Knotweed family
Striped Smartweed Polygonum striatulum
This is a wetland plant growing near tanks and streams. Each flower, about 1/8" long, clusterd on a spike. Plant grows to 6 feet tall but is somewhat sprawling. New stem growth is reddish. Swollen stem nodes have a large clear sheath (ocrea). This is a food for ducks.
Photos taken in Taylor County, Texas, October 2004, October 2006
(Native of Texas - Taylor)