| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 00273586 |
| Type Status | Possible Isolectotype |
| Collector | J. W. Robbins |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County |
| Locality | Uxbridge, Mass |
| Date Collected | 1852-07-14 [J. 14, 1852] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2349b511-0059-45cc-a043-075204b6a460 |
| Harvard University Herbaria Barcode | 00273586 |
| Herbarium | GH |
| Family | Potamogetonaceae |
| Type Status | Possible Isolectotype |
| Possible Isolectotype of | Potamogeton pusillus var. gemmiparus J. W. Robbins |
| Verified by | Hanrahan, Danielle |
| Date Determined | 2018-02-** |
| Determination Remarks | [filed under] |
| Annotation Text | Possible Isolectotype |
| Taxon Reference | (for Potamogeton pusillus var. gemmiparus J. W. Robbins) Manual (Gray), ed. 5 1867. 489. |
| Family | Potamogetonaceae |
| Determination | Potamogeton pusillus var. gemmiparus J. W. Robbins |
| Determined by | Haynes, Robert Ralph |
| Date Determined | 1973 |
| Determination Remarks | [current name] |
| Family | Potamogetonaceae |
| Determination | Potamogeton pusillus var. gemmiparus J. W. Robbins |
| Determined by | Reveal, James Lauritz & Kaplan, Zdenek |
| Date Determined | 2012 |
| Annotation Text | Lectotype! |
| Family | Potamogetonaceae |
| Determination | Potamogeton gemmiparus J. W. Robbins ex Morong |
| Annotation Text | Gray's Man. Ed. 7 |
| Family | Potamogetonaceae |
| Determination | Potamogeton pusillus var. gemmiparus J. W. Robbins |
| Determination Remarks | [label name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |