| Classification | Rhamnaceae: Ziziphus | 
| Harvard University Herbaria Barcode(s) | 01971172 | 
| Collector | U. T. Waterfall | 
| Collector number | 4367 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Reeves County | 
| Locality | 1 mi. east of Pecos | 
| Date Collected | 1943-06-07 | 
| Habitat | Sand in opening with scattered Rhamnus and Prosopis surrounded with Tamarix | 
| Container | Plants of the Trans-Pecos Region of Southwestern Texas | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6d9b18b5-a4dc-4a83-b9a1-fe9455539f6f | 
| Harvard University Herbaria Barcode | 01971172 | 
| Herbarium | GH | 
| Family | Rhamnaceae | 
| Determination | Ziziphus obtusifolia var. obtusifolia | 
| Determined by | Johnston, Marshall Conring | 
| Date Determined | 1961-01-22 | 
| Determination Remarks | [current name] | 
| Family | Rhamnaceae | 
| Determination | Ziziphus obtusifolia (Hooker ex Torrey & A. Gray) A. Gray | 
| Determination Remarks | [filed under] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |