NPSpecies

Data Source: BioBlitz, 1997-Chain Bridge Flats;Cranberry Meadows, 1997;Killip, 1953; Maxon, 1935;Wiegand, 2001; Wiegand, 2001b; ;;

Data Source: Helen Hamilton

see comments; Data Source: Helen Hamilton

Park Species Detail: Maxon, 1935: Extinct? Species included on the strength of satisfactory records, but no specimen is preserved. Killip, 1953: In 1935, known only from the mainland. Cranberry Meadows, 1997: LC (HH, low common?), Cranberry Meadows; Common, Chain Bridge flats above tailrace. BioBlitz, 1997-Chain Bridge Flats: Arizona RR Bridge to Fletchers Boat House, Martha Stauss, Botanist. Pools; 1 pool near Ariz. RR Bridge. BioBlitz, 1997-Chain Bridge Flats: Below Fletchers, Warren Steiner, Jil Swearingen. Wiegand, 2001b: Lizard's-tail (Saururus cernuus) was seen in small numbers at several widely separated areas at Chain Bridge Flats during this survey.Lizard's-tail (Saururus cernuus) is widely scattered throughout the Fletcher's Floodplain area, but nowhere was it seen in great numbers. It was seen growing in wet sand in low floodplain forest as well as in cobbly swales and around the edges of flood pools. Found at 4 sites.A watch list (and otherwise uncommon) plant species known to occur within the District of Columbia portion of LOCO (along the C&O Canal NHP and Potomac River from the Maryland line to Key Bridge, Washington, D.C.), Park Species Data Source: BioBlitz, 1997-Chain Bridge Flats;Cranberry Meadows, 1997;Killip, 1953;Maxon, 1935;Wiegand, 2001;Wiegand, 2001b;