| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 00022677 |
| Type Status | Probable Isolectotype |
| Collector | |
| Country | United States of America |
| State | New York |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4a243d0d-c89c-44be-9cea-17127b3fbcf8 |
| Harvard University Herbaria Barcode | 00022677 |
| Herbarium | GH |
| Previous ownership | ex Herb. Tuckerman |
| Family | Potamogetonaceae |
| Determination | Potamogeton rufescens Schrader |
| Determination Remarks | [is label name] |
| Family | Potamogetonaceae |
| Determination | Potamogeton microstachys Wolfgang |
| Determined by | M.L.F. [M. L. Fernald] |
| Date Determined | 1929 |
| Family | Potamogetonaceae |
| Determination | Potamogeton tenuifolius Rafinesque |
| Determined by | M.L.F. [M. L. Fernald] |
| Date Determined | 1931 |
| Family | Potamogetonaceae |
| Determination | Potamogeton alpinus var. tenuifolius (Rafinesque) Ogden |
| Determined by | Ogden, Eugene Cecil |
| Date Determined | 1939 |
| Annotation Text | plant at right only |
| Family | Potamogetonaceae |
| Determination | Potamogeton ×subobtusus Hagström |
| Determined by | Ogden, Eugene Cecil |
| Date Determined | 1942 |
| Annotation Text | (probably isotype of X P. subobtusus Hagstr.) perhaps P. alpinus Balbis x nodosus Poiret, plant at left |
| Family | Potamogetonaceae |
| Type Status | Probable Isolectotype |
| Probable Isolectotype of | Potamogeton ×subobtusus Hagström |
| Verified by | Kaplan, Zdenek |
| Date Determined | 2012 |
| Determination Remarks | [is filed under name] [is Current name] |
| Annotation Text | P. alpinus x P. nodosus |
| Taxon Reference | (for Potamogeton ×subobtusus Hagström) Kongl. Svenska Vetensk. Acad. Handl. 1916. 55(5): 147. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
