Distribution

Description

Flowering	summer.
Height	25-80 cm.
Inflorescence	a spike.
Leaves	few to many; blade lanceolate to oblong.
Flowers	green to white with blue and red markings throughout, resupinate; all margins entire; musky scented .
Spur	club shaped.
Viscidia	circular to oblong.

Described hybrids

Hybrid	Second Parent
	P.dilatata

Habitat

Seepy areas, stream banks, fens, open woodlands.

Synonyms

Limnorchis purpurascens Rydberg, Bull. Torrey Bot. Club 28: 269. 1901;

Platanthera hyperborea (Linnaeus) Lindley var. purpurascens (Rydberg) Luer

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Chromosome number

2n = 42 (63)

Author and publication information for name

Platanthera purpurascens (Rydb.) Sheviak & W. F. Jenn., N. Amer. Native Orchid J. 3: 445. 1997.

Vernacular name

Purple Petal Bog 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.