blue columbine
Aquilegia caerulea
Aquilegia scopulorum calcarea
Aster shortii
Short's aster
Gentianopsis thermalis
Gentiana thermalis
purple clematis
Clematis verticillaris
tall bellflower
Campanula americana
purple virgin's bower
mountain clematis
erect bugle
blue bugle
Ajuga genevensis
blue sage
Linaria canadensis
blue toadflax
Stokesia laevis
old-field toadflax
stokes' aster
Salvia azurea
cornflower aster
five-flowered gentian
charity
Polemonium van-bruntiae
Gentiana quinquefolia
Gentianella quinquefolia
stiff gentian
Greek valerian
agueweed
Jacob's ladder
ague weed
Polymonium caeruleum van-bruntiae
Polemonium caeruleum
Indian beet
explorer's gentian
old-maid's bonnet
wild lupine
Lupinus perennis
Gentiana calycosa
sundial lupine
bluebell
Swertia perennia
harebell
marsh felwort
Campanula rotundifolia
meeting house
wild clary