[Bog and Rein-orchids: The Genus Platanthera in Mt. Adams Country]

Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid

Platanthera unalascensis

Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis

Close-up of a portion of the inflorescence of Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis) - Flower of Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis)

Tw0 close-up views of the flowers of Alaska rein-orchid as seen along the River Route Road in the upper Klickitat River Canyon........June 22, 2008. The spur measures 2-3 mm long, or much shorter than that of the similar elegant rein-orchid (Piperia elegans ssp. elegans).

Locations on Mt. Adams where this species has been seen:

1. Alaska rein-orchid may be seen along Cascade Creek in the vicinity of Salt Creek on the southern slopes of Mt. Adams.

2. It has also been seen along the upper Klickitat River.

3. South rim of the Klickitat River canyon in the Klickitat Canyon Community Forest


Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis) - Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis) - Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis)

Alaska rein-orchid as seen in bud along the south rim of the Klickitat River canyon in the Klickitat Canyon Community Forest..........June 4, 2022.

Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis) - Inflorescence of Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis) - Inflorescence of Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis)

Alaska rein orchids in bloom in open oak woodlands east of Canyon Creek, Klickitat Wildlife Area.....July 3, 2022. The pup in the first photo weighs 9 pounds for size comparison.

Inflorescence of Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis)

The photo above shows a close-up of the inflorescence of Alaska rein-orchid as seen along the River Route Road in the upper Klickitat River Canyon.........June 22, 2008.

Close-up of a flower of Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis) - Close-up sideview of the flowers of Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis) - Raceme of Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis) - Stem leaf or bract of Alaska Rein Orchid, Alaskan Rein Orchid, Short-spurred Bog Orchid, Short-spurred Piperia, Slender-spire Orchid: Platanthera unalascensis (Synonyms: Habenaria unalascencis, Habenaria schischmareffiana, Piperia unalascensis, Platanthera cooperi, Spiranthes unalascensis)

Additional close-ups of the flowers of Alaska rein-orchid as seen in open woods at a DNR rock quarry atop the ridge dividing the Dairy and Cougar Creek drainages.........July 10, 2005.

Paul Slichter