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Montana Field Guide

Montana Field Guides

Eastern Helleborine - Epipactis helleborine

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
MNPS Threat Rank:
C-value: 1

External Links

General Description
Plants 40-100 cm tall. Leaves 6-10 cm long, lanceolate to ovate. Flower bracts linear to narrowly lanceolate. Sepals 10-13 mm long, green, purple-tinged (especially on outside); lateral petals 8-11 mm long; lip 10-12 mm long, lower half pouch-like white to pinkish outside, brown to purplish insdie, upper half more or less flat, white to pinkish, with 2 thick bumps near the base; column 3-5 mm long. Fruit 1-1.5 cm long (Wilken & Jennings, 1993, The Jepson Manual).

Range Comments
Sporadic in North America, most commonly in Great Lakes region (Kartesz 2009).

Summary of Observations Submitted for Montana
Number of Observations: 0

(Click on the following maps and charts to see full sized version) Map Help and Descriptions


(Observations spanning multiple months or years are excluded from time charts)

Generally on dry slopes or road cuts, less than 1300 m (Wilken & Jennings 1993).

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Citation for data on this website:
Eastern Helleborine — Epipactis helleborine.  Montana Field Guide.  .  Retrieved on , from