106417 SEA WORMWOOD Seriphidium maritimum (Asteraceae) Height to 65cm. Highly aromatic, much branched perennial with both upright and spreading stems that are woody at the base. Grows in saltmarshes and on sea walls, and tolerates salt spray and occasional inundation. FLOWERS are borne in egg-shaped, slightly nodding and yellow heads, 1-2mm across; these are carried in dense, branched and leafy spikes (Aug-Oct). FRUITS are achenes. LEAVES are pinnately divided and downy on both sides.