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| Corn speedwell - Veronica arvensis L. |
| Weed Identification in Nurseries and Landscapes > Corn speedwell |
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| Lower (left) and upper (right) leaves of corn speedwell. |
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Life cycle: Prostrate, spreading winter annual.
Leaves: Lower and middle leaves are opposite, broadly egg-shaped, hairy, short-stalked with rounded teeth along the margins. Small, narrow, bractlike upper leaves are alternate and without petioles.
Stems: Prostrate and mat-forming, with many branches that spread from the base.
Flowers and fruit: Light blue to violet, inconspicuous flowers are formed in the axils of the upper bractlike leaves on elongated flowering stems. Fruit are hairy, roundly heart-shaped capsules that contain many tiny, yellowish seeds.
Reproduction: Seeds. |
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| Corn speedwell plants. |
Corn speedwell flowering stem. |
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Similar weeds: Purslane speedwell (Veronica peregrina L.) Differs by having a more erect habit; hairless, oblong to linear leaves with smooth to slightly toothed margins; and tiny white flowers.
Slender speedwell (Veronica filiformis Sm.) Differs by having a perennial nature with stems that root at the nodes, round to kidney-shaped leaves and bluish white flowers on slender flower stalks. |
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| Purselane speedwell plant. |
Purselane speedwell flowers. |
Purselane speedwell capsules. |
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| Slender speedwell foliage. |
Slender speedwell stem. |
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