 The plant produces large, solitary daisy-like flower-heads in shades of bright yellow and orange, although the colors may vary in cultivated specimens.Each head may be up to 8 centimeters (3 inches) across and has a dark reddish center of disc florets and an outer fringe of about 20 long ray florets.The ray florets may have dark spots near the bases, curl upwards along their edges, and close at night.