NPSpecies

see comments; Data Source: Bartgis, 1993;Lea, 2000; TNC, 1999;

Data Source: Helen Hamilton

see comments; Data Source: Lea, 2000

Park Species Detail: Lea, 2000: Carex davisii Schweinitz &Torrey (Davis' Sedge)Historical. Known from a single collection in 1905 from among rocks at Great Falls of the Potomac, Maryland. This species was known from only one other collection in Maryland and was considered historical for the state (Maryland Natural Heritage Program 1994) until 2000, when it was found in two locations, one along the Potomac in Frederick County. It has not been recorded from the state of Virginia. It is rare in the mid-Atlantic states, where it occurs in rich alluvial woods and meadows. Late May to early June. Holm s.n. (US). Bartgis, 1993: State Endangered extirpated plant, in Potomac Fall-Line., Park Species Data Source: Bartgis, 1993;Lea, 2000;TNC, 1999;