Small Periwinkle, an introduced species, has been added to the USWildflowers database (11/10/2011.) Scientific name is Vinca minor. It is also known by the common names Common Periwinkle, Dwarf Periwinkle, Lesser Periwinkle, and Creeping Myrtle . Photo below was taken in Reflection Riding in Hamilton County, TN on March 19, 2011. Go to the Small Periwinkle detail page for more photos and information.