Persicaria hydropiperoides
(Swamp Smartweed)
Persicaria hydropiperoides, Brazos Bends State Park, Ft. Bend Co. 6445
Persicaria hydropiperoides, Brazos Bends State Park, Ft. Bend Co. 6442
Persicaria hydropiperoides, Brazos Bends State Park, Ft. Bend Co. 6216
Persicaria hydropiperoides, Brazos Bends State Park, Ft. Bend Co. 6223
Persicaria hydropiperoides, Brazos Bends State Park, Ft. Bend Co. 6435
Persicaria hydropiperoides, Brazos Bends State Park, Ft. Bend Co. 6434
Persicaria hydropiperoides, Brazos Bends State Park, Ft. Bend Co. 6388
| Scientific Name | Persicaria hydropiperoides (Polygonum hydropiperoides) | USDA PLANTS Symbol | POHY2 |
| Common Name | Swamp Smartweed | ITIS Taxonomic Serial No. | 518733 |
| Family | Polygonaceae (Buckwheat) | SEINet Reference |
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| Description | Habitat: Wet soils in marshes, along streams or ponds and in prairies; sea level to 7,000 ft. Plant: Nearly erect or decumbent annual or perennial, sometimes rooting at nodes, sometimes branched above, 4 to 40 inches tall; smooth stems have swollen interodes with brownish ocrea 3/8 to 3/4-inch long with bristles up to 3/8-inch long. Leaves: Alternate, lanceolate 1-1/4 to 6-3/4 inches long and 1/3 to 3/4-inch wide with pointed tips. Inflorescence: Terminal or arising from axils, sometimes interrupted, racemes 1-5/8 to 3-1/8 inches long of many small flowers; each flower about 1/4-inch across with 5 white tepals, 8 stamens and 3 styles; smooth white or pinkish calyx 1/8-inch long. Bloom Period: June to November. References: SEINet, "Wildflowers of Texas" by Michael Eason and "Manual of the Vascular Plants of Texas" by Correll and Johnston. |
BONAP Distribution Map Map Color Key | Texas Status: Native |
Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County
© Tom Lebsack 2024