| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 00022627 |
| Type Status | Holotype |
| Collector | John A. Moore & J. A. Steyermark |
| Collector number | 3088 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Jeff Davis County |
| Locality | Little Ajuga Canyon, Davis Mountains |
| Date Collected | 1931-06-15 |
| Elevation | 1575 m |
| Verbatim Elevation | 1575 m. |
| Habitat | pool in rock |
| Container | Plants of Texas |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a5e8c91c-cd22-436e-a7f6-418a99f7b447 |
| Harvard University Herbaria Barcode | 00022627 |
| Herbarium | GH |
| Family | Potamogetonaceae |
| Determination | Potamogeton clystocarpus Fernald |
| Determination Remarks | [is label name] |
| Family | Potamogetonaceae |
| Determination | Potamogeton clystocarpus Fernald |
| Determined by | Haynes, Robert Ralph |
| Date Determined | 1973 |
| Annotation Text | Holotype |
| Family | Potamogetonaceae |
| Determination | Potamogeton berchtoldii subsp. clystocarpus (Fernald) Les & Tippery |
| Determined by | Hanrahan, Danielle |
| Date Determined | 2015-11-** |
| Determination Remarks | [is Current name] |
| Annotation Text | fide James L. Reveal (BH) & Z. Kaplan (NY) [see Britonia 65: 454. 2013] |
| Family | Potamogetonaceae |
| Type Status | Holotype |
| Holotype of | Potamogeton clystocarpus Fernald |
| Verified by | Reveal, James Lauritz & Kaplan, Zdenek |
| Date Determined | 2012 |
| Determination Remarks | [is filed under name] |
| Annotation Text | Holotype! |
| Taxon Reference | (for Potamogeton clystocarpus Fernald) Mem. Gray Herb. 1932. 3: 79. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
