Helianthus debilis ssp. cucumerifolius
Asteraceae (Composite Sunflower) Family
Plant is an upright, smooth to hairy annual with a taproot. Preferred habitat is ditches, roadsides, fields, waste sites and along roadsides and prairies. Distribution is occasional in the Escambia region.
Leaves are alternate below and sub-alternate above on the stem; consisting of one whole part; ovate-lanceolate to broadly ovate; margins entire, occasionally minutely serrate.
Flowers are heads hemispherical, pedunculate, axillary. Involucral bracts broadly ovate, 1/2 to 3/4 inch long, downy. Ray flowers number 8 to 10, yellow, 1 inch long. Disk flowers dark purple. Flowers occur in late summer and early autumn.
Fruit is achene.