| Classification | Asteraceae: Aciphyllaea |
| Classification 1 | Asteraceae: Hymenatherum |
| Classification 2 | Asteraceae: Dyssodia |
| Harvard University Herbaria Barcode(s) | 00247202 |
| Collector | J. Gregg |
| Collector number | 13 |
| Country | Mexico |
| State | Coahuila |
| Geography | North America: Mexico and Central America (Region): Mexico: Coahuila: Saltillo |
| Locality | near Saltillo March 1847 and Near Parras 11 April |
| Date Collected | 1847 |
| Habitat | high valley |
| Vernacular Name | Yerba de San Nicolas |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2d4dbba8-2513-42d3-b59e-ca47ae71eb5b |
| Harvard University Herbaria Barcode | 00247202 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Aciphyllaea acerosa A. Gray |
| Family | Asteraceae |
| Determination | Hymenatherum acerosum A. Gray |
| Family | Asteraceae |
| Determination | Dyssodia acerosa de Candolle |
| Determined by | B. L. Robinson |
| Date Determined | 1911 |
| Family | Asteraceae |
| Determination | Dyssodia acerosa de Candolle |
| Determined by | J. L. Strother (TEX) |
| Date Determined | 1967 |
| Determination Remarks | [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | [Mounted with a similar collection by Gregg in February of 1847 (barcode 247185), Berlandier type collection (barcode 6481) and a non-type collection of Parry and Palmer 513 (barcode 247184)] |
