Corn speedwell – Veronica arvensis
Veronica arvensis L.
Scrophulariaceae (Figwort family)
MI Status
Non-native
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.
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.
![Corn speedwell](/pestid/uploads/images/Corn-speedwell-April2019-300x225.jpg)
![Corn speedwell flower](/pestid/uploads/images/2019-04-25-13.49.39-214x300.jpg)
Other Documents in this Series
You Might Also Be Interested In
-
Solar Pollinator Virtual Field Days #3
Published on September 15, 2020
-
Solar Pollinator Virtual Field Day #2
Published on September 8, 2020
-
Solar Pollinator Virtual Field Day #1
Published on September 1, 2020
-
Interim Update on the Economic Impact of Michigan's Agri-Food System
Published on June 6, 2023
Accessibility Questions:
For questions about accessibility and/or if you need additional accommodations for a specific document, please send an email to ANR Communications & Marketing at anrcommunications@anr.msu.edu.