It can be a symptom of Lupus or other systemic disorders. It causes red, purple, and white color changes, that may look like a circulatory problem, starting on the toes and fingers. I am concerned because recently, my toes have been turning red/purple whenever I walk for even a very short distance. The redish/purplish color is not limited to my toes and extends somewhat to the rest of my foot, but is most extreme on my toes.
Tall and stately foxglove plants (Digitalis purpurea) have long been included in garden areas where vertical interest and lovely flowers are desired. Foxglove flowers grow on stems which may reach 6 feet in height, depending on variety.
Silvervine is known as Silver Vine and Cat Powder, it is a non-toxic plant in the Actinidiaceae family. It grows in the mountainous areas of Japan and China at elevations between 500-1900 meters. It is known to give cats that euphoric response that catnip, honeysuckle, and valerian does for cats as well.