Cardinal flower (Lobelia cardinalis) belongs to the Campanulaceae (the Bellflower family). It is a perennial herb that is native to the Americas, from southeastern Canada south through the eastern and southwestern United States, Mexico and Central America to northern Colombia. This herb grows in wet places, streambanks, and swamps, and up to a height of about 70 cm. The leaves are lanceolate to ovate, with a toothed margin. The flowers are usually vibrant red, deeply five-lobed, up to 4 cm across, and bloom in an erect raceme during the summer to fall.