| Classification | Brassicaceae: Mostacillastrum |
| Barcode(s) | 01550122 |
| Collector | M. C. Johnston with [data not captured] |
| Collector number | 3735 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Presidio County |
| Locality | McCormick Ranch; southwest of Old Smith Ranch near Fresno Canyon |
| Georeference | 29°23.5', 103°52.5' |
| Date Collected | 1959-03-01 |
| Verbatim Elevation | 3300 feet |
| Habitat | in shade of ash trees along cold brook; small spring-fed late lateral canyon |
| Container | Plants of Texas |
| Frequency | Frequent |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8f0f8afe-ba14-459b-86db-1c8d177c2880 |
| Harvard University Herbaria Barcode | 01550122 |
| Herbarium | GH |
| Family | Brassicaceae |
| Determination | Mostacillastrum purpusii (Brandegee) Al-Shehbaz |
| Determined by | Rollins, Reed Clark |
| Date Determined | 1975 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |