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Montana Field Guide

Montana Field Guides

Long-bract Green Orchis - Coeloglossum viride
Other Names:  Habenaria viridis, Dactylorhiza viridis

Native Species

Global Rank: G5
State Rank: S4
C-value: 6


Agency Status
USFWS:
USFS:
BLM:


 

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General Description
Stems 10–35 cm, leafy. Leaves shiny green, cauline, 4–10 cm long, oblong to oblanceolate with sheathing bases; basal leaves bladeless. Inflorescence a raceme of 8 to 40 flowers, each subtended by a leaf-like bract, 5–55 mm long. Flowers green; sepals broadly obovate, 4–7 mm long, forming a hood over the column; upper petals beneath the hood, ca. 4 mm long; lip petal 6–11 mm long, strap-shaped, 3-lobed at the tip; the base with a pair of small lateral lobes and forming a sac-like spur behind. Capsule ellipsoid, 7–12 mm long (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range

Year-round
 


Range Comments
Circumboreal south to WA, NM, IL and NC (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 77

(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
Moist grasslands, open forest, woodlands; plains, valleys, montane (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
  • Literature Cited AboveLegend:   View Online Publication
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Jones, W. W. 1901. Preliminary flora of Gallatin County. M.S. Thesis. Bozeman, MT: Montana State College. 78 pp.
  • Web Search Engines for Articles on "Long-bract Green Orchis"
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Citation for data on this website:
Long-bract Green Orchis — Coeloglossum viride.  Montana Field Guide.  .  Retrieved on , from