| Watershed | Sampling Method | Sample Date | Collector(s) | Determiner |
|---|---|---|---|---|
| Uncertain | by hand | 2002-05-01 | LRPhillippe et al 18 | unknown/unspecified |
| Uncertain | by hand | 2002-10-08 | CCarroll et al 04 | CCarroll |
| Uncertain | by hand | 2006-04-02 | KRLangdon | KRLangdon |
| Uncertain | by hand | 2007-10-28 | KRLangdon & CALangdon | KRLangdon |
| Uncertain | observed | 1979-01-01 | SBratton | unknown/unspecified |
| Uncertain | observed | 1998-07-27 | WNoel, MWhited | unknown/unspecified |
| Uncertain | observed | 2000-08-14 | AWeakley, MWhited & DFaber-Langendoen | unknown/unspecified |
| Uncertain | observed | 2000-09-18 | AWeakley & DFaber-Langendoen | unknown/unspecified |
| Uncertain | observed | 2006-04-21 | KRLangdon | KRLangdon |
| Uncertain | observed | 2007-07-14 | KRLangdon | KRLangdon |
| Uncertain | observed | 2007-12-15 | JPLove | JPLove |
| Uncertain | observed | 2011-06-22 | KRLangdon | KRLangdon |
| Uncertain | observed | 2012-12-31 | KRLangdon & CALangdon | KLangdon |
| Uncertain | observed | 2013-02-10 | KRLangdon & CALangdon | KLangdon |