NPSpecies

Data Source: Leeson, n.d.;Maxon, 1935;Wiegand, 2001; Wiegand, 2001b;

Data Source: Helen Hamilton

Data Source: Helen Hamilton

Park Species Detail: Wiegand, 2001b: occurs in scoured habitats slightly elevated above the lowest areas along the river, and in low scour prairie and overwash savanna habitats. Seedbox (Ludwigia alrernifolia) occurs at scattered locations in rocky scour prairie and overwash savanna habitat in this area. Generally, it is more common during wet growing seasons than during droughts. Found at 2 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: Leeson, n.d.;Maxon, 1935;Wiegand, 2001;Wiegand, 2001b;