autumn sneezeweed

An upright, clump-forming perennial up to 1.5m or more high, with branched stems and ovate to lance-shaped green leaves, 10-15cm long, and flowers 5-7cm across with dark brown discs (yellow in the wild) surrounded by bright yellow rays, which bend downwards as the disc-florets open, from late summer to autumn; the flowers provide pollen for bees and nectar for bees and other insects