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Polemonium Linnaeus. Jacob's-ladder.

Key to Polemonium

A genus of about 25 species, of temperate regions of North America and Eurasia.

Ref: Davidson (1950); Wilken In Kubitzki et al. (2004); Worley, Ghazvini, & Schemske (2009). Show full citations.

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Hover over a shape, letter, icon, or arrow on the map to see what it means. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.

image of plant© Nolan Exe, some rights reserved (CC BY), uploaded by Nolan Exe | Polemonium micranthum source | Original Image ⭷
image of plant© Nolan Exe, some rights reserved (CC BY), uploaded by Nolan Exe | Polemonium micranthum source | Original Image ⭷
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