Distribution

Description

Flowering	summer.
Height	10-50 cm.
Inflorescence	spike.
Leaves	one to three; blade linear to lanceolate to elliptic, bracts reduced distally.
Flowers	green-yellow, usually not completely resupinate; all margins entire; lip with medial thickening on adaxial surface, forming projecting tip.
Spur	club shaped.
Rostellum	lobes oriented downward.
Viscidia	linear to oblong-lanceolate.

 

Described hybrids

Hybrid	Second parent
P. x vossii Case	P.blephariglottis

 

Habitat

Bogs and seepy peaty areas, prairies, wet meadows

Conservation and Wetland Status

Threatened and Endangered Status

State	Status
Florida	Endangered
Illinois	Endangered
Indiana	Watch list
New York	Exploitably vulnerable

Wetland Indicator Status 

Facultative Wetland +, Obilgate Wetland

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Synonyms

Orchis clavellata Michaux, Fl. Bor.-Amer. 2: 155. 1803; Habenaria clavellata (Michaux) Sprengel;

H. clavellata var. ophioglossoides Fernald

Author and publication information for name

Platanthera clavellata (Michx.) Luer, Native Orchids Florida. 148. 1972.

Vernacular names

Green Wood Orchid

Rein 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.