woad
tournsol
madder
anil
indigo
indigotin
bluish-violet
blue-violet
forget-me-not
blue
Mertensia virginica
Virginia cowslip
chlorophyll a
Virginia bluebell
Milori blue
delphinium
cerulean blue
Viola canina
bluish-lilac
heath violet
dog violet
blue-lilac
grey goldenrod
peacock-blue
blue-eyed grass
gray goldenrod
Solidago nemoralis
violet-blue
Vinca minor
lilac-blue
myrtle
Saxon green
blue-eyed Mary
Collinsia verna
agaphite
Clitoria mariana
dragonhead
butterfly pea
Dracocephalum parviflorum
dragon's head
erioglaucine
blue toadflax
old-field toadflax
Myosotis scorpiodes
mouse ear
Linaria canadensis
dichloroindophenol
cascade penstemon
cornflower
Jack-jump-up-and-kiss-me