http://xrl.us/o8xk http://xrl.us/o8xk Nymphaea odorata or White Fragant Water Lily. I toured and camped north of Hwy 17 near Elliot Lake ON for five days and found many ponds covered with this beautiful lily. It fully opens about one hour after full sun exposure, and stays open for about eight hours. Apparently the yellow one is also present, but I didn't enounter any. Durgan.