| Classification | Asteraceae: Prenanthes |
| Classification 1 | Asteraceae: Prenanthella |
| Classification 2 | Asteraceae: Lygodesmia |
| Harvard University Herbaria Barcode(s) | 00011442 |
| Type Status | Holotype |
| Collector | C. Wright |
| Collector number | 1425 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: El Paso County |
| Locality | N. Mex. [stony hills above El Paso] |
| Date Collected | 1852-04-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e91d70e1-d938-434b-85d7-cca0c70db41c |
| Harvard University Herbaria Barcode | 00011442 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Prenanthes exigua A. Gray |
| Verified by | W. T. Kittredge |
| Date Determined | 2008 |
| Taxon Reference | (for Prenanthes exigua A. Gray) Smithsonian Contr. Knowl. 1853. 5(6): 105. |
| Family | Asteraceae |
| Determination | Prenanthella exigua (A. Gray) Rydberg |
| Determined by | S. Tomb (TEX) |
| Date Determined | 1970 |
| Determination Remarks | [current name] |
| Annotation Text | HOLOTYPE |
| Family | Asteraceae |
| Determination | Prenanthes exigua A. Gray |
| Determined by | A. Gray |
| Determination Remarks | [A. Gray (scripsit)] [current name] |
| Annotation Text | n. sp. |
| Family | Asteraceae |
| Determination | Lygodesmia exigua (A. Gray) Bentham & Hooker f. |
| Determined by | A. Gray |
| Determination Remarks | [A. Gray (scripsit)] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |