| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 00022686 |
| Type Status | Isotype |
| Collector | George Gardner |
| Collector number | 1442 |
| Country | Brazil |
| State | Alagoas |
| Geography | South America: South America (Region) (Region): Brazil: Alagoas |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8cd9f003-6676-4071-8592-31f845ea545a |
| Harvard University Herbaria Barcode | 00022686 |
| Herbarium | GH |
| Previous ownership | Herb. John A. Lowell. Transferred from the Boston Society of Natural History to the Gray Herbarium of Harvard University, October 2, 1941 |
| Family | Potamogetonaceae |
| Determination | Potamogeton pusillus Linnaeus |
| Determination Remarks | [is label name] |
| Family | Potamogetonaceae |
| Determination | Potamogeton berteroanus Philippi |
| Determined by | H. Horn |
| Date Determined | 1952 |
| Family | Potamogetonaceae |
| Determination | Potamogeton aschersonii A. Bennett |
| Determined by | H. Horn |
| Date Determined | 1952 |
| Annotation Text | Isotypus |
| Family | Potamogetonaceae |
| Determination | Potamogeton pusillus var. pusillus |
| Determined by | R. R. Haynes |
| Date Determined | 1985 |
| Family | Potamogetonaceae |
| Determination | Potamogeton berteroanus Philippi |
| Determined by | Kaplan, Zdenek |
| Date Determined | 2012 |
| Determination Remarks | [is Current name] |
| Family | Potamogetonaceae |
| Type Status | Isotype |
| Isotype of | Potamogeton aschersonii A. Bennett |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Potamogeton aschersonii A. Bennett) J. Bot. 1893. 31: 294. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
