| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 01564084 |
| Collector | W. R. Carr with J. Karges, T. Siegenthaler, S. Harms & K. Harms |
| Collector number | 23544 |
| 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 | Willow Canyon ca. 0.7 airmiles upstream from (WNW of) mouth of Bootlegger Canyon, or 0.8 airmiles upstream from (WNW of) Willow Spring; Cherry Canyon Ranch, northern part of Davis Mountains. Friend Mountain Quadrangle. |
| Georeference | 30 52 22.5 N, 104 04 35.7 W |
| Date Collected | 2004-09-24 |
| Verbatim Elevation | 4800-4840 ft. |
| Habitat | with Najas guadalupensis in clear quiet water ca. 2-12 in. deep in 10 ft. diameter pool in perennial (or nearly perennial) stream at foot of steep E-facing rhyolite slope |
| Container | Flora of Texas |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e1950393-ba2c-4739-aced-7d7d1af89caa |
| Harvard University Herbaria Barcode | 01564084 |
| Herbarium | GH |
| Previous ownership | [ex] The Nature Conservancy of Texas |
| Family | Potamogetonaceae |
| Determination | Potamogeton clystocarpus Fernald |
| Determined by | Hellquist, Carl Barre |
| Date Determined | 2005 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
