subtilis

	site	site # (info)	collection date	kind	depth	substrate	salin	comments	reference
A	East Edsall Road, Fairfax County, Virginia, USA	2406 map	Mar-Aug, 1973	type locality			freshwater	is known only from a spring on East Edsall Road, Fairfax County, Virginia, close to the Alexandria city line.	Kenk R (1977): 13