blind gentian
closed gentian
wood violet
bird's-foot violet
alabastrum
Johnny-jump-up
pansy violet
Viola pedata
cornflower
stiff gentian
blue-lilac
European brooklime
ague weed
heath violet
Veronica chamaedrys
Gentiana quinquefolia
brooklime
Jacob's ladder
charity
agueweed
germander speedwell
Penstemon serrulatus
cascade penstemon
Polemonium caeruleum
bird's eye
Polymonium caeruleum van-bruntiae
Greek valerian
Polemonium van-bruntiae
Gentianella quinquefolia
Veronica beccabunga
five-flowered gentian
Viola canina
bluish-lilac
dog violet
common ageratum
leather flower
Ageratum houstonianum
Clematis versicolor
Clitoria mariana
butterfly pea
Cypripedium calceolus pubescens
heal-all
Baptisia australis
large yellow lady's slipper
blue false indigo
Stokesia laevis
gentian blue
cornflower aster