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Montana Field Guide

Montana Field Guides

Spearmint - Mentha spicata
Other Names:  Garden Mint

Non-native Species

Global Rank: GNR
State Rank: SNA

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

External Links






 
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 North America; native to Europe; collected in Missoula County (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 7

(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

Ecology
POLLINATORS
The following animal species have been reported as pollinators of this species or genera where their geographic ranges overlap: Bombus vagans, Bombus appositus, Bombus bifarius, Bombus centralis, Bombus flavifrons, Bombus huntii, Bombus mixtus, Bombus nevadensis, Bombus rufocinctus, Bombus sylvicola, Bombus ternarius, Bombus occidentalis, Bombus bimaculatus, Bombus griseocollis, Bombus impatiens, and Bombus insularis (Thorp et al. 1983, Colla and Dumesh 2010, Williams et al. 2014).

Management

References
  • Literature Cited AboveLegend:   View Online Publication
    • Colla, S.R. and S. Dumesh. 2010. The bumble bees of southern Ontario: notes on natural history and distribution. Journal of the Entomological Society of Ontario 141: 39-68.
    • Thorp, R.W., D.S. Horning, and L.L. Dunning. 1983. Bumble bees and cuckoo bumble bees of California (Hymenoptera: Apidae). Bulletin of the California Insect Survey 23:1-79.
    • Williams, P., R. Thorp, L. Richardson, and S. Colla. 2014. Bumble Bees of North America. Princeton, NJ. Princeton University Press.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Wheeler, D.L., J. Scott, J.K.S. Dung, D.A. Johnson. 2019. Evidence of a trans-kingdom plant disease complex between a fungus and plant-parasitic nematodes. PLoS ONE 14(2): e0211508. https://doi.org/10.1371/journal.pone.0211508
  • Web Search Engines for Articles on "Spearmint"
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Citation for data on this website:
Spearmint — Mentha spicata.  Montana Field Guide.  .  Retrieved on , from