Overlapping markers can be separated by clicking on them.
Hovering the cursor over a marker will show the site's name.
Clicking on a marker will show information available about the collection site. (Compare with corresponding letter in table.)
| site | collection date | depth | substrate | salin | locality kind | comments | reference | |
|---|---|---|---|---|---|---|---|---|
| A | East Edsall Road, Fairfax County, Virginia, USA | Mar-Aug, 1973 | freshwater | type locality | 80 specimens were collected from a spring on East Edsall Road, Fairfax County, Virginia, close to the Alexandria city line. Also S. subtilis. | Kenk R (1977) 12, 16 | ||
| B | East Edsall Road, Fairfax County, Virginia, USA | May 23, 1965 | freshwater | type locality | 2 specimens, both mature, were collected first by Dr. J.R. Holsinger. | Kenk R (1977) 16 |