Calflora
Taxon  Report   6536    
Piperia unalascensis  (Spreng.) Rydb.
Alaska piperia,  Alaska rein orchid, Rein orchid, Slender spire orchid
Piperia unalascensis
© 2006 Steve Matson
Photos from
CalPhotos / Calflora
Piperia unalascensis
© 2006 Steve Matson
Piperia unalascensis
© 1998 James B. Gratiot
Piperia unalascensis, a monocot, is a perennial herb that is native to California, is also found elsewhere in North America and beyond.

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Piperia unalascensis
© 2006 Steve Matson
Family: ORCHIDACEAE  
Genus: Piperia
Communities: Chaparral, Valley Grassland, Foothill Woodland, Southern Oak Woodland, Northern Oak Woodland, Mixed Evergreen Forest, Yellow Pine Forest, Red Fir Forest, wetland-riparian

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Habenaria unalascensis
PLANTS: Platanthera cooperi
PLANTS: Platanthera unalascensis
. . .
More information about  Piperia unalascensis
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (PIUN3)

Search the International Plants Names Index

Search efloras.org (Flora of North America)

website references from Google


Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: https://www.calflora.org/   (Accessed: Nov 21, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.