[Gentians: The Genus Gentiana East of the Cascade Mountains of Oregon and Washington]

Explorer's Gentian, Mountain Bog Gentian, Rainier Pleated Gentian

Gentiana calycosa

Synonyms: Gentiana calycosa ssp. calycosa, Gentiana calycosa ssp. obtusiloba, Gentiana calycosa ssp. xantha, Gentiana calycosa var. calycosa, Gentiana calycosa var. obtusiloba, Gentiana calycosa var. xantha, Pneumonanthe calycosa

Explorer's Gentian, Mountain Bog Gentian, Rainier Pleated Gentian: Gentiana calycosa (Synonyms: Gentiana calycosa ssp. calycosa, Gentiana calycosa ssp. obtusiloba, Gentiana calycosa ssp. xantha, Gentiana calycosa var. calycosa, Gentiana calycosa var. obtusiloba, Gentiana calycosa var. xantha, Pneumonanthe calycosa)

A close-up view of explorer's gentian as seen on Mt. Adams, mid-October 2006. The flowers, as the photos show, vary from medium blue to a dark bluish-purple.

Characteristics:

 


Habitat:

Explorer's gentian may be found in subalpine to alpine areas in the mountains, usually in moist meadows, stream banks, and swamps or on moist slopes, often below a snowbank that lies late into the season.


Range:

Explorer's gentian may be found in mountainous areas from British Columbia south to California and east to the Rocky Mts.


Explorer's Gentian, Mountain Bog Gentian, Rainier Pleated Gentian: Gentiana calycosa (Synonyms: Gentiana calycosa ssp. calycosa, Gentiana calycosa ssp. obtusiloba, Gentiana calycosa ssp. xantha, Gentiana calycosa var. calycosa, Gentiana calycosa var. obtusiloba, Gentiana calycosa var. xantha, Pneumonanthe calycosa) - Explorer's Gentian, Mountain Bog Gentian, Rainier Pleated Gentian: Gentiana calycosa (Synonyms: Gentiana calycosa ssp. calycosa, Gentiana calycosa ssp. obtusiloba, Gentiana calycosa ssp. xantha, Gentiana calycosa var. calycosa, Gentiana calycosa var. obtusiloba, Gentiana calycosa var. xantha, Pneumonanthe calycosa)

A sideview of the inflorescence of explorer's gentian as seen at left on Mt. Adams, mid-October 2006. The photo at right shows a leafy stem of explorer 's gentian as observed along the Hanan Trail #142 along the upper Sycan River, Fremont-Winema National Forest......June 17, 2020.


Explorer's Gentian, Mountain Bog Gentian, Rainier Pleated Gentian: Gentiana calycosa (Synonyms: Gentiana calycosa ssp. calycosa, Gentiana calycosa ssp. obtusiloba, Gentiana calycosa ssp. xantha, Gentiana calycosa var. calycosa, Gentiana calycosa var. obtusiloba, Gentiana calycosa var. xantha, Pneumonanthe calycosa)


Explorer's Gentian, Mountain Bog Gentian, Rainier Pleated Gentian: Gentiana calycosa (Synonyms: Gentiana calycosa ssp. calycosa, Gentiana calycosa ssp. obtusiloba, Gentiana calycosa ssp. xantha, Gentiana calycosa var. calycosa, Gentiana calycosa var. obtusiloba, Gentiana calycosa var. xantha, Pneumonanthe calycosa)


Paul Slichter