Calystegia purpurata is a robust perennial herb growing from a woody
caudex and extending spreading or climbing stems up to 70 centimeters. The lobed leaves are up to 5 centimeters long and generally triangular in shape. The
inflorescence produces 1 to 5 flowers atop
peduncles. The flower is a morning glory up to 5 centimeters wide, in color white, pink, purple, or white or cream with purple stripes. ==References==