Corallorhiza trifida Chatelain - Early Coralroot


 

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Corallorhiza trifida - (image 1 of 3)

 

Taxonomy

Family: Orchidaceae

Habitat

Swampy woods, tamarack bogs.

Associates

 

Distribution

Circumboreal; south in North America to NJ, PA, IL, MO, and NM.

Morphology

Perennial to 30 cm, from a cluster of whitish, coralloid roots. Stems and flowers mostly yellow-green. Flowers 5-15, spur-less; sepals and lateral petals sometimes light purplish; lip with two small lateral lobes below the middle. 

Notes

Flowers May to early July

Wetland Indicator: Facultative Wetland -

Specimens lacking purple spots on the lip, which includes those shown here, are considered to be var. verna (Nutt.).

References

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY

 

Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.

 

USDA, NRCS. 2002. The PLANTS Database, Version 3.5 (http://plants.usda.gov).

National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

 


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 Michael Hough 2009