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Montana Field Guide

Montana Field Guides

Long-leaf Speedwell - Veronica longifolia

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

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General Description
Stoloniferous perennial. Stems 40–100 cm, erect, creeping at the base. Herbage puberulent. Leaves opposite or whorled, lanceolate, serrate, petiolate, 4–12 cm long. Inflorescence a terminal, densely-flowered, puberulent raceme; pedicels 1–2 mm long. Flowers: calyx 2–4 mm long; corolla blue to violet, 6–9 mm across; style 6–10 mm long. Capsule ovoid, 2–4 mm long, glabrous, shallowly notched (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced sporadically across northern U.S. and adjacent Canada. One collection from Sanders County (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat

References
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Citation for data on this website:
Long-leaf Speedwell — Veronica longifolia.  Montana Field Guide.  .  Retrieved on , from