dcsimg
2015 Barry Breckling   cc-by-nc-sa-3.0

Polemonium pulcherrimum (Jacob's Ladder) is a species of perennial herb in the family Polemoniaceae. They are native to Alaska, Canada, The Contiguous United States, and Western North America. They have magenta flowers. Flowers are visited by Narcissus Bulb Fly, Pieris angelika, Thricops villicrus, and Common Eastern Bumblebee.

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EOL has data for 14 attributes, including:

Known occurrences, collected specimens and observations of Jacob's-ladder from the Global Biodiversity Information Facility   GBIF provides free and open access to biodiversity data. View this species on GBIF