Piperia unalascensis (Spreng.) Rydb.
Alaska Rein Orchid, Slender-spire orchid
Orchidaceae (Orchid Family)
Synonym(s): Habenaria unalascensis, Platanthera cooperi, Platanthera unalascensis, Spiranthes unalascensis
USDA Symbol: PIUN3
1 or few stems, leafy near base, with pale green, bilaterally symmetrical flowers in long, slender, open racemes.
The species name comes from Unalaska, an island in the Aleutians. A number of small northern orchids were formerly put in the inclusive genus Habenaria, which has been divided into several smaller genera, including Piperia.
From the Image Gallery
Bloom InformationBloom Time: Jun , Jul , Aug
DistributionUSA: AK , CA , CO , ID , MI , MT , NM , NV , OR , SD , UT , WA , WY
Canada: AB , BC , ON
Native Distribution: Alaska south and east to Quebec, and south to Baja California, northern Nevada, Utah, Colorado, western South Dakota, and Minnesota; also near Great Lakes.
Native Habitat: Dry woods, gravelly streambanks, and open slopes.
National Wetland Indicator Status
Additional resourcesUSDA: Find Piperia unalascensis in USDA Plants
FNA: Find Piperia unalascensis in the Flora of North America (if available)
Google: Search Google for Piperia unalascensis
MetadataRecord Modified: 2007-01-01
Research By: TWC Staff