>

Persicaria pensylvanica [Polygonaceae]

Click on the images below to see larger versions.

Scientific Name Persicaria pensylvanica (Polygonum pensylvanicum) USDA PLANTS Symbol POPE2
Common Name Pennsylvania Smartweed ITIS Taxonomic Serial No. 518745
Family Polygonaceae (Buckwheat) SEINet
Reference
Click Here
Description Habitat: Moist soils in disturbed places, ditches, riverbanks, fields and shorelines; up to 7000 ft.
Plant: Erect annual annual 1 to 5 ft. or more tall; stems are simple or branched, ribbed, smooth or slightly hairy above; brownish, papery, ocrea 0.2 to 0.8 inches long, usually with hairless edges and usually no bristles.
Leaves: Alternate, lanceolate 2 to 8 inches long; smooth surfaces or with small appressed hairs on lower surface; short petioles 0.8 inches long or less.
Inflorescence: Terminal or arising from axils, uninterrupted, racemes 0.2 to 2 inches long of many small flowers; each flower about 1/4-inch across with 5 white to pink tepals, 6 to 8 stamens with yellow, pink or red anthers and 2 styles; smooth greenish-white to pink calyx 1/8-inch long.
Bloom Period: May 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

Texas Status:
Native

© Tom Lebsack 2022