NPSpecies

Data Source: Bartgis, 1993;Wiegand, 1999;Wiegand, 2001;

Data Source: Helen Hamilton

Data Source: Helen Hamilton

Park Species Detail: Bartgis, 1993: State Endangered plant, found in Potomac Fall-Line. Wiegand, 2001: Plant species currently documented from Maryland but not successfully updated at previously reported sites in the survey area (from Sandy Hook, Maryland to District of Columbia line) during this survey. Wiegand, 1999: Plant species documented in the survey area (from Great Falls, Maryland, downriver to the District of Columbia) during this survey. Currently listed in Maryland as endangered or endangered/extirpated., Park Species Data Source: Bartgis, 1993;Wiegand, 1999; Wiegand, 2001;