Pelargonium L’Hér. ex Aiton
Fertile stamens usually more than 5. Calyx with a spur adnate to the pedicel (almost obsolete in P. inodorum) Pelargonium
Leaf lobes acute, ovate in outline, c. 7 mm long. Flowers in umbels of 5–10. Petals c. twice as long as sepals or longer. Spreading, often sprawling shrubs. Escape from cultivation, often on coastal sand dunes. Extremely variable. Fl. summer. Show Geranium Pelargonium domesticum
Leaf lobes obtuse. Petals at least one and a half times as long again as the sepals