Genus - Iberis
Iberis is often called candytuft. There are over 50 species in the genus. Many of the species originated in Spain and the Greek word for the Spanish peninsula was Iberia. Iberis makes a good ground cover, edging or even sprawling over a wall.
Culture - Best grown in average soil in full to mostly sun. Shade will lessen flowering. Do not plant where it stays wet in the winter.