Balsam groundsel or ragwortThe alternate leaves are narrowly lanceolate-oblong, pinnatifid with cleft lobes, and/or coarsely dentate along their margins.
The central stalk terminates in a flat-headed panicle of 5-30 flowerheads. Each daisy-like flowerhead spans about ½-¾" across, consisting of 40 or more disk florets and 8-13 ray florets (rarely none); the disk and ray florets are both perfect and fertile. The corollas of the disk florets are deep golden yellow, cylindrical in shape, and 5-lobed.
