Distribution

Description

Flowering	summer.
Height	5-35 cm.
Leaves	few to many; blade oblong, ovate to linear.
Inflorescence	a spike.
Flowers	yellow to green to white, resupinate; all margins entire; lip elongate, usually acute at tip.
Spur	club shaped.
Rostellum	lobes oriented downward.
Viscidia	linear to elliptic.

 

Habitat

Seepy areas, tundra.

 

Synonyms

Orchis hyperborea Linnaeus, Mant. Pl., 121. 1767; Habenaria hyperborea (Linnaeus) R. Brown;

  Limnorchis hyperborea (Linnaeus) Rydberg

Chromosome number

2n = 84

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Author and publication information for name

Platanthera hyperborea (L.) Lindl., Gen. Sp. Orchid. Pl. 287. 1835.

Vernacular name

Northern Green Orchid

Link to Interactive Platanthera key

http://utc.usu.edu/keys/Platanthera/Platanthera.html

References

C. J. Sheviak  (2003). Flora of North America, Magnoliophyta: Liliidae: Liliales and Orchidales. Vol. 26:496-571. Oxford University Press.

U.S. Department of Agriculture. PLANTS Database. http://plants.usda.gov/index.html.   Accessed primarily in July 2006.