Persian Mallow is a large erect shrub, growing up to 1-2 m high. It has few slender branches. Ovate, irregularly toothed leaves are alternately arranged on the stems. Leaves are hairy beneath. Large, showy, 5-petalled, orange-yellow flowers are 5-8 cm across, and occur on recemes 30 cm long at the end of branches. The petals have purple lines at the base. Flowering: November-January.