The frostweed (Verbesina virginica) belongs to Asteraceae (the Aster family). it is a biennial herb that is native to the eastern and central United States; from Florida to Texas, north to Kansas and Pennsylvania. This herb grows in dry open woods or streambanks, and can reach 90-180 cm in height. The stems are 4-5 winged. The leaves are dark green, ovate to oblong-lanceolate, and arranged in alternate. The corymbs are borne on the terminal stems, and the white flower-heads bloom from August to October. The ray-flowers and disk flowers are whitish, and the anthers are purplish black.