Polemonium acutiflorum

Polemonium acutiflorum, known as tall Jacob's-ladder, is a flowering plant in the family Polemoniaceae. It is native to western Canada and Alaska.^[2][3]

• 
  Flower
• 
  Pinnately divided leaf

Polemonium acutiflorum
At Denali National Park and Preserve in Alaska
Conservation status
Least Concern  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Ericales
Family:	Polemoniaceae
Genus:	Polemonium
Species:	P. acutiflorum
Binomial name
Polemonium acutiflorum Willd. ex Roem. & Schult.