| Classification | Asteraceae: Hymenatherum |
| Classification 1 | Asteraceae: Thymophylla |
| Classification 2 | Asteraceae: Dyssodia |
| Harvard University Herbaria Barcode(s) | 00263121 |
| Type Status | Holotype |
| Collector | C. Wright |
| Collector number | 360 (chiefly) |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Jeff Davis County |
| Locality | Western Texas to El Paso New Mexico [Pass of the Limpia] |
| Date Collected | 1849-08-24 |
| Habitat | [Prairies] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/eaa54cb3-0e63-4a30-96f4-08f96517352f |
| Harvard University Herbaria Barcode | 00263121 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Hymenatherum polychaetum A. Gray |
| Verified by | W. T. Kittredge |
| Date Determined | 2007 |
| Taxon Reference | (for Hymenatherum polychaetum A. Gray) Smithsonian Contr. Knowl. 1852. 3(5): 116. |
| Family | Asteraceae |
| Determination | Thymophylla aurea var. polychaeta (A. Gray) Strother |
| Determined by | W. T. Kittrredge |
| Date Determined | 2007 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Dyssodia aurea var. polychaeta (A. Gray) M. C. Johnston |
| Determined by | J. L. Strother |
| Date Determined | 1967 |
| Family | Asteraceae |
| Determination | Dyssodia polychaeta (A. Gray) B. L. Robinson |
| Determined by | B. L. Robinson |
| Date Determined | 1911 |
| Family | Asteraceae |
| Determination | Hymenatherum polychaetum A. Gray |
| Determined by | A. Gray |
| Determination Remarks | [A. Gray (scripsit)] [label name] |
| Annotation Text | n. sp. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
