Polemonium caeruleum L.

En: Jacob's-ladder, blue Jacob's-ladder, Greek valerian
Fr: polémoine bleue, valériane grecque
Provincial Status: LeNe
Range: Temp. Europe; observed in nwNfld. and cLab.

[=Polemonium album Fisch.]
[=Polemonium caeruleum L. forma album (Fisch.) Wherry]
[=Polemonium dissectum Rchb.]
[=Polemonium frolovianum Fisch. ex Herder]
[=Polemonium gracile Willd. 1814, nom. illeg. hom., non Fisch. 1812]
[=Polemonium lacteum Lehm.]
[=Polemonium lanatum Pall.]
[=Polemonium sibiricum D.Don] 
[=Polemonium vulgare Gray]

[Individual plants of Polemonium caeruleum were observed in both Nfld. and Labrador in 2019; the persistence of this cultivated plant is not yet known for the province.]

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