- Polemonium boreale
Taxobox
name = "Polemonium boreale"
image_width = 250px
image_caption = Boreal Jacobs-ladder "Polemonium boreale" onSvalbard
regnum =Plant ae
divisio = Magnoliophyta
classis =Magnoliopsida
subclassis =Asteridae
ordo =Ericales
familia =Polemoniaceae
genus = "Polemonium "
species = "P. boreale"
binomial = "Polemonium boreale"
binomial_authority = Adams"Polemonium boreale" (Boreal Jacobs-ladder) is a plant native to the most of the high
arctic . InGreenland it is found only in a small area on the east coast. It is not very common.The whole plant is pubescent, with long woolly hairs, glandular, and grows to 5–10 cm tall. The basal leaves are more or less alternate, and pinnate, with numerous leaflets. The
flower s are produced in a more or less capitateinflorescence , each flower bell-shaped, blue, 15 mm long, 2.5 times longer than the calyx. The plant has a very unpleasant smell, and grows on gravelly slopes and in crevices.
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