Catnip is the common name of nepeta cataria. It is also sometimes called catmint. The flowers are white or pale purple, and dark dotted. The flowers bloom from July to November.
GalleriesFlowers and Shrubs: C
L. H. Bailey Standard Cyclopedia of Horticulture (New York, New York: The MacMillan Company, 1917) volume 4, page 2130