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Montana Field Guide

Montana Field Guides

Spearmint - Mentha spicata

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 erect, 30–100 cm, often branched above. Herbage glabrous except hirsute on leaf veins. Leaves sessile or subsessile, 2–7 cm long. Inflorescence terminal spikes 3–12 cm long, of verticillasters in axils of reduced bracts. Flowers: calyx 1–3 mm long, the lobes ciliate, the tube glabrous; corolla 2–4 mm long, pale lavender. Roadsides, fields, ditches; valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced for cultivation and escaped throughout N. America; native to Europe; collected in Missoula 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:
Spearmint — Mentha spicata.  Montana Field Guide.  .  Retrieved on , from