| Classification | Asclepiadaceae: Cynanchum | 
| Harvard University Herbaria Barcode(s) | 01083156 | 
| Collector | B. C. Tharp | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Travis County: Austin | 
| Locality | Austin | 
| Date Collected | 1941-08-18 | 
| Habitat | Limestone Hill | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0783ab75-cf44-4c90-adc9-d6ebd1ea9a05 | 
| Harvard University Herbaria Barcode | 01083156 | 
| Herbarium | GH | 
| Previous ownership | Ex Herbarium of The University of Texas | 
| Family | Asclepiadaceae | 
| Determination | Cynanchum unifarium (Scheele) Woodson | 
| Determined by | Drapalik, Donald Joseph | 
| Date Determined | 1974 | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |