Geranium can be annuals, biennials and perennials, herbaceous or evergreen, with rounded, usually palmately lobed or divided leaves, and lax inflorescences of rounded, 5-petalled flowers.G. maderense is a robust but short-lived evergreen perennial or biennial to 1.5m, with attractively dissected leaves to 20cm in length and large panicles of purplish-pink flowers 4cm across, with darker centres