| Classification | Glandularia: Verbenaceae | 
| Barcode(s) | 01953101 | 
| Collector | R. E. Umber | 
| Collector number | 334 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Zapata County | 
| Locality | 21 miles southeast of Zapata on U.S. route 83. | 
| Date Collected | 1973-05-20 | 
| Habitat | Mesquite - Acacia community; very abundant in sandy soil | 
| Container | Plants of Texas, U.S.A. | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a9ada4b4-67d3-4761-ac1f-d0a76096d44a | 
| Harvard University Herbaria Barcode | 01953101 | 
| Herbarium | GH | 
| Family | Verbenaceae | 
| Determination |  Glandularia quadrangulata (A. Heller) Umber | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |