field bindweed

Convolvulus arvensis L.

Description from Invasive.org

Appearance
Convolvulus arvensis is a perennial vine. It is weak-stemmed and prostrate. Stems twine and can grow to 5 ft. (1.5 m) or longer. C. arvensis has deep, spreading roots and rhizomes. It is native to Africa, temperate and tropical Asia and Europe.
Foliage
Leaves are round to arrow-shaped, 1-2.25 in. (2.5-5.7 cm) long, and alternate.
Flower
Flowering occurs in the mid-summer, when white to pale pink, funnel-shaped flowers develop. Flowers are approximately 0.75-1 in. (1.9-2.5 cm) across and are subtended by small bracts.
Fruit
Fruit are light brown, rounded, and 0.13 in. (0.3 cm) wide. Each fruit contains two seeds.
Ecological Threat
C. arvensis most likely was introduced in North America as a contaminant in crop seed as early as 1739. Plants typically inhabit roadsides and grasslands and live along streams.

Resources

Selected Images from Invasive.org

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Flower(s)
Mary Ellen (Mel) Harte, , Bugwood.org
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Plant(s) in flower
Tom Heutte, USDA Forest Service, Bugwood.org
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Plant(s)
Mary Ellen (Mel) Harte, , Bugwood.org
Additional Resolutions & Image Usage
Plant(s)
Steve Dewey, Utah State University, Bugwood.org
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Flower(s)
Steve Dewey, Utah State University, Bugwood.org
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Plant(s)
Steve Dewey, Utah State University, Bugwood.org
Additional Resolutions & Image Usage
Plant(s)
Steve Dewey, Utah State University, Bugwood.org
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Seed(s)
Steve Hurst, USDA NRCS PLANTS Database, Bugwood.org
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Infestation
Steve Dewey, Utah State University, Bugwood.org
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Infestation 15 miles east of Melville
Norman E. Rees, USDA Agricultural Research Service - Retired, Bugwood.org
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Infestation
Mary Ellen (Mel) Harte, , Bugwood.org
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Plant(s) In barley
Steve Dewey, Utah State University, Bugwood.org
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Plant(s) Invasive plants and vines such as field bindweed interfere with harvesting and often clog equipment such as this combine.
John D. Byrd, Mississippi State University, Bugwood.org
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Plant(s) Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 47.
USDA NRCS PLANTS Database , USDA NRCS PLANTS Database, Bugwood.org
Additional Resolutions & Image Usage
Plant(s) Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 47.
USDA NRCS PLANTS Database , USDA NRCS PLANTS Database, Bugwood.org
Additional Resolutions & Image Usage

Distribution