Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Found in wetlands in Mexico and North America In USA it occurs in the southeastern states, to Virginia, Illinois and Texas. It is also found in Mexico and the northern states of South America.Herbs, perennial, stout, to 100 cm; rhizomes present. Leaves emersed, submersed leaves mostly absent; petiole 5--6-ridged, 17.5--45 cm; blade with translucent markings distinct lines, ovate to elliptic, 6.5--32 ' 2.5--19.1 cm, base truncate to cordate. Inflorescences racemes, of 3--9 whorls, each 3--15-flowered, decumbent to arching, to 62 ' 8--18 cm, often proliferating; peduncles terete, 35--56 cm; rachis triangular; bracts distinct, subulate, 10--21 mm, coarse, margins coarse; pedicels erect to ascending, 2.1--7.5 cm.

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