| Classification | Asteraceae: Machaeranthera | 
| Classification 1 | Asteraceae: Arida | 
| Harvard University Herbaria Barcode(s) | 00009947 | 
| Type Status | Isotype | 
| Collector | C. Wright | 
| Collector number | 271 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas | 
| Locality | From Western Texas to El Paso, New Mexico [along the Rio Grande] | 
| Date Collected | 1849-09-** | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8c36dd26-442c-4b59-84dc-0d3a7090fb4e | 
| Harvard University Herbaria Barcode | 00009947 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Isotype | 
| Isotype of | Machaeranthera parviflora A. Gray | 
| Verified by | D. E. Boufford | 
| Taxon Reference | (for  Machaeranthera parviflora A. Gray) Smithsonian Contr. Knowl. 1852. 3(5): 90. | 
| Family | Asteraceae | 
| Determination | Arida parviflora (A. Gray) D. R. Morgan & R. L. Hartman | 
| Determined by | W. T. Kittredge | 
| Date Determined | 2007 | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |