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Photographer: Emmet J. Judziewicz
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Family Polygonaceae
Polygonum convolvulus L.
black-bindweed, false buckwheat
Polygonum: derived from the Greek words polys, "many," and gonu, "knee or joint," hence "many joints" because of the thickened joints on the stem
convolvulus: from Latin convolvere, "to twine around"
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| Status: | Introduced - naturalized; potentially invasive |
| Plant: | twining annual, up to 40" long forb, stems and flower stalks often with rough lines; stems nodes smooth, lacking bristles |
| Flower: | white inside to green outside and tinged with pink at the base, 5-parted, less than 1/8" long, petals and petal-like sepals; inflorescence 3/4"-2 1/2" interrupted clusters of 3-6 stalked flowers |
| Fruit: | black, dull, dry seed |
| Leaf: | alternate, triangular with a heart-shaped base |
| Habitat: | disturbed sites, roadsides, railroads |
| Notes: | similar to P. cilinode with shiny fruit |
| (Glossary) |
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