Ageratum houstonianum
sapphireberry
blue bonnet
trigoniaceous
common ageratum
Solenostemon blumei
Coleus blumei
genus Mertensia
painted nettle
butterfly pea
bluebell
genus Veronica
harebell
Joseph's coat
Clitoria mariana
lavender
Mertensia
Solenostemon scutellarioides
Campanula rotundifolia
kingfisher daisy
elsholtzia
joyweed
Himalayan blue poppy
Felicia bergeriana
tricholomataceous
burbark
trichocomaceous
bird's eye
Veronica chamaedrys
balloon flower
genus Trichostema
Milori blue
germander speedwell
balsam
Trichostema
mistflower
old-field toadflax
Eupatorium coelestinum
Hyacinthus orientalis
blue toadflax
mist-flower
common hyacinth
amsonia
Conoclinium coelestinum
Linaria canadensis
woad
Ipomoea purpurea
common morning glory