Search Field Guide
Advanced Search
MT Gov Logo
Montana Field Guide

Montana Field Guides

Corn Speedwell - Veronica arvensis
Other Names:  Wall Speedwell, Rock Speedwell

Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 0

External Links






 
General Description
Annual. Stems prostrate to erect, simple or branched, 5–25 cm. Herbage puberulent to glandular-pubescent. Leaves short-petiolate; blades 5–12 mm long, ovate, crenate to deeply serrate. Inflorescence a terminal, glandular-pubescent to hirsute raceme; pedicels ca. 1 mm long. Flowers: calyx 2–3 mm long; sepals unequal; corolla deep blue, 2–4 mm across; style ca. 0.5 mm long. Capsule obcordate, deeply notched, 2–4 mm high, sparsely glandular-villous (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced to temperate North America; native to Eurasia (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 5

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Disturbed areas in grasslands, roadsides; valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
Login Logout
Citation for data on this website:
Corn Speedwell — Veronica arvensis.  Montana Field Guide.  .  Retrieved on , from