NPSpecies

Data Source: Helen Hamilton, 2007

Data Source: Fleming, 1993

Data Source: Helen Hamilton, 2007

Park Species Detail: Fleming, 1993: Reported from Great Falls Park to Division of Natural Heritage in 1991; from Madeira, deposited at George Mason University in 1981. Found close to the river, south of the falls, on the high bedrock terrace, rocky bluffs and in the sandy coves. A large colony found close to the river, north of the falls, in the bedrock floodplain./, Park Species Data Source: Grimshaw, 1973; Fleming, 1993;