blue toadflax Directory References Discover Which Religion Is the Oldest? Will Light-Speed Space Travel Ever Be Possible? The Seven Sacraments of the Roman Catholic church Why Is the Mona Lisa So Famous? Nostradamus and His Prophecies 7 Unique Burial Rituals Across the World How Deadly Is Quicksand? Contents blue toadflax plant Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Linaria canadensis, Nuttallanthus canadensis, old-field toadflax Learn about this topic in these articles:reclassification In toadflax…in the genus Nuttallanthus, including blue, or old-field, toadflax (N. canadensis, formerly L. canadensis), a delicate light blue flowering plant found throughout North America. Read More