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Image of northern Jacob's-ladder
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Northern Jacob's Ladder

Polemonium boreale Adams

Walter Siegmund (talk)   cc-by-sa-3.0

Polemonium boreale (Northern Jacob's Ladder) is a species of perennial herb in the family Polemoniaceae. They are native to Canada, Alaska, and Greenland. They have blue flowers.

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EOL has data for 10 attributes, including:

Known occurrences, collected specimens and observations of northern Jacob's-ladder. View this species on GBIF