Asters, Blue and Purple
Beard-tongues
Bittersweet (Nightshade)
Bluets
Brooklime, American
Chicory
Day-flowers
Eye-bright
Flags, Blue
Fluellin
Forget-me-nots
Gentians
Harebell
Iron-weed
Liverwort
Monkey-flower
Orchids, Purple-fringed
Peanut, Hog
Pickerel-weed
Plantain, Robin’s
Self-heal
Skullcaps
Speedwells
Tare, Blue
Thistles
Toadflax, Blue
Venus’ Looking Glass
Vervain, Blue
Violets, Blue and Purple
Viper’s Bugloss