Helianthus debilis - Nuttall
Subspecies: cucumerifolius - (Torrey & A. Gray) Heiser
Asteraceae (Composite Sunflower) Family
Beach Sunflower may also be known as Weak Helianthus, Cucumberleaf Sunflower and Dune Sunflower.
Plant is an upright or prostrate annual, 2 to 7 feet tall, with long branches. Its preferred habitat is sandy soil, disturbed areas and embankments. distribution is occasional in the Escambia region, except directly at seashore.
The leaves are alternate, petiolate, ovate or cordate, long leaf stalks, and often rough to the touch. The margins are toothed or smooth.
The flower heads are about 2-1/2 inch in diameter, 15 to 20 rays, yellow. The maroon central disc is about 1/4 inch in diameter. The rays and disc are bisexual in nature and symmetrical in form. Flowers occur in the summer.
Fruit is achene.