Ascot Rainbow Spurge - Variegated, sage green, gold and lime foliage with flowers that repeat the color pattern. Leaves are tinged with pink in cool weather. Compact and slightly spreading 'Ascot Rainbow' is very heat and drought tolerant. http://rogersgardens.com/outdoor-gardens-garden-rooms/
Leucadendron, common name Conebush is a wonderful shrub from South Africa, and well-suited to the San Francisco, Bay Area gardens. Combines with other drought-tolerant Mediterranean plants like this Salvia Mexicana 'Limelight'.