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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 | The University of Virginia, Charlottesville, Virginia, USA | 1934-1936 | default type | collected from the University Golf Course Pond, a small quiet pond in the Western part of the University grounds. Some 150 examples were examined, taken from collections made in the spring and fall of 1934, winter, spring, and fall of 1935, and wint | Ruebush TK (1937) 239 |