NPSpecies

Data Source: TNC, 1999; Terrell, 1970;Wiegand, 2001b;

Data Source: Helen Hamilton

see comments; Data Source: Helen Hamilton

Park Species Detail: Terrell, 1970: Low woods Area 1 (Beginning of Canal in Georgetown to Chain Bridge, D. C.), where fl. Early May. Wiegand, 2001b: A previously reported occurrence for Pointed blue-eyed grass (Sisyrinchium montanum), listed as a highly rare plant species in D.C., was reported here by C. Lea (Pers.Com.) in 1999. Lea reported finding scattered clumps …on rocky, xeric savanna The plants grow in well-drained sandy substrate between rocks and flooddebris on higher areas where flooding is infrequent. Suitable habitat for pointed blue eyed grass is abundant in the vicinity, so this occurrence could be more extensive than reported here.Status surveys for this species are highly recommended to fully determine its current status at Chain Bridge Flats Survey Site. Found in Fletchers Floodplain Survey Site. Found at 2 sites. A Highly Rare 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: TNC, 1999;Terrell, 1970;Wiegand, 2001b;