(Lizard's Tail) These hardy, aquatic perennials are natives of North America and Asia. S. cernuus, Lizard's Tail, produces heart-shaped, bright green leaves and long (4 to 6 inches), arching, slender spikes of fragrant, white or yellowish-white flowers. This plant grows up to 2 feet in height. Lizard's Tails will bloom even when grown in heavy shad... Found on http://www.encyclo.co.uk/local/10004