| Classification | Potamogetonaceae: Potamogeton | 
| Barcode(s) | 00286771 | 
| Type Status | Isotype | 
| Collector | Z. Kaplan & C. B. Hellquist | 
| Collector number | 05/382 | 
| Country | United States of America | 
| State | Vermont | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Vermont: Addison County: Addison | 
| Locality | Weybridge, fast flowering section of Otter Creek just at confluence with New Haven River 1 km W of Brooksville | 
| Georeference | 44.0625, -73.1775 Method: Unknown  | 
| Date Collected | 2005-07-25 [25 VII 2005] | 
| Elevation | 67 m | 
| Verbatim Elevation | 67 m | 
| Container | Flora of Vermont | 
| Remarks | Coordinates (WSG 84) 44°03'45"N, 73°10'39'W | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f07e7cff-aa67-4892-ab8b-881381100990 | 
| Harvard University Herbaria Barcode | 00286771 | 
| Herbarium | GH | 
| Previous ownership | Herbarium of the Institute of Botany, Academy of Sciences, Pruhonice, Czech Republic (PRA) | 
| Family | Potamogetonaceae | 
| Type Status |  Isotype | 
| Isotype of |  Potamogeton ×absconditus Z. Kaplan, Fehrer & Hellq. | 
| Verified by | Reveal, James Lauritz & Kaplan, Zdenek | 
| Date Determined | 2012 | 
| Determination Remarks |  [filed under] | 
| Annotation Text | Isotype! | 
| Taxon Reference | (for  Potamogeton ×absconditus Z. Kaplan, Fehrer & Hellq.) Syst. Bot. 2009. 34(4):625-642. | 
| Family | Potamogetonaceae | 
| Determination |  Potamogeton ×absconditus Z. Kaplan, Fehrer & Hellq. | 
| Determination Remarks |  [label name] [current name] | 
| Annotation Text | Isotype [=P. perfoliatus L. x P. richardsonii (A. Benn.) Rydb.] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |