Nuttallanthus canadensis
| Nuttallanthus canadensis | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Lamiales |
| Family: | Plantaginaceae |
| Genus: | Nuttallanthus |
| Species: | N. canadensis |
| Binomial name | |
| Nuttallanthus canadensis (L.) D.A.Sutton | |
| Synonyms | |
| |
Nuttallanthus canadensis, the blue toadflax, Canada toadflax, or old-field toadflax, is a species of Nuttallanthus in the family Plantaginaceae, native to eastern North America from Ontario east to Nova Scotia and south to Texas and Florida.