[Jacob's Ladders: The Genus Polemonium West of the Cascade Mountains of Oregon and Washington]

California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder

Polemonium californicum

Synonyms: Polemonium columbianum, Polemonium pulcherrimu ssp. tricolor, Polemonium pucherrimum var. calycinum

California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum)

Skunkweed blooming under whitebark snags along the summit ridge of Lookout Mountain, northern boundary of the Badger Creek Wilderness..........July 17, 2017.

California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum)

Skunkweed blooming under whitebark snags along the summit ridge of Lookout Mountain, northern boundary of the Badger Creek Wilderness..........June 21, 2014.

Close-up of a flower of California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum) - Part of the inflorescence of California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum)

Close-up images of a flower of of the outer surfaces of the petals and sepals of showy Jacob's ladder as seen along the road to King's Mt. at ~ 4160' on the southeastern side of Mt. Adams..........May 28, 2005.

California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum) - California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum)

Showy Jacob's ladder as seen in forest along the trail to Lookout Mountain, Badger Creek Wilderness.........July 17, 2016.

Inflorescence of California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum) - California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum)

The photo at left shows the flowers of California jacob's ladder as seen along the road to King's Mt. at ~ 4160' on the southeastern side of Mt. Adams..........May 28, 2005. The photo at right shows California jacob's ladder blooming in open woods along the Timberline Trail at Mount Hood Meadows Ski Area.......July 6, 2019.

California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum) - California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum)

California jacob's ladder as seen in open forest along the Goat Ridge Trail #95, Goat Rocks Wilderness.......July 12, 2018.

Basal leaf of California Jacob's Ladder, Low Jacob's-ladder, Moving Polemonium, Showy Jacob's Ladder: Polemonium californicum (Synonyms: Polemonium columbianum, Polemonium pulcherrimum ssp. tricolor, Polemonium pucherrimum var. calycinum)

The basal leaf of showy jacob's ladder as seen in a cleft in a cliff at 6700' on the Ridge of Wonders. The leaflets are each 10-20 mm long while the blade is a good 15 cm long..........August 12, 2006.

Paul Slichter