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Montana Field Guide

Montana Field Guides

Purple Deadnettle - Lamium purpureum

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
Stems prostrate to ascending, branched at the base, 8–40 cm. Herbage pubescent. Leaves petiolate blades deltoid to ovate, 7–30 mm long. Inflorescence congested, verticillasters subtended by ovate, leaf-like bracts. Flowers: calyx 5–6 mm long; corolla light purple, 10–15 mm long, upper lip 2–4 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced to much of N. America; native to Eurasia; known from Gallatin and Sanders counties (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat

References
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Citation for data on this website:
Purple Deadnettle — Lamium purpureum.  Montana Field Guide.  .  Retrieved on , from