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Montana Field Guide

Montana Field Guides

Spotted Coralroot - Corallorhiza maculata var. maculata

Native Species

Global Rank: G5T5
State Rank: S4

Agency Status


External Links

General Description
See species description.

Diagnostic Characteristics
Differs from variety occidentalis by the following combination of characters: Middle lobe of lip expanded slightly or not at all distally, ratio of widths of dilated part to base of middle lobe less than 1.5; floral bracts averaging 0.5–1 mm (Magrath and Freudenstein, 2003, Fl. North America, Vol. 26).

Range Comments
Widespread across southern Canada and the western and eastern USA but mostly absent from the Great Plains to the southeast (Kartesz 2009).

Observations in Montana Natural Heritage Program Database
Number of Observations: 1

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



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

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Citation for data on this website:
Spotted Coralroot — Corallorhiza maculata var. maculata.  Montana Field Guide.  .  Retrieved on , from