| Classification | Asteraceae: Achaetogeron |
| Classification 1 | Asteraceae: Erigeron |
| Harvard University Herbaria Barcode(s) | 00000553 |
| Type Status | Holotype |
| Collector | F. A. Wislizenus |
| Country | Mexico |
| Geography | North America: North America (CA, US, MX) (Region): Mexico |
| Locality | Llanos in the Sierra Madre, west of Chihuahua |
| Habitat | in an open valley, among grass |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6ecd95e2-54af-4b38-bd9c-c25590fb2053 |
| Harvard University Herbaria Barcode | 00000553 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Achaetogeron wislizeni A. Gray |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1983 |
| Taxon Reference | (for Achaetogeron wislizeni A. Gray) Mem. Amer. Acad. Arts 1849. 4: 72. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Achaetogeron wislizeni A. Gray |
| Verified by | G. Nesom (NCU) |
| Date Determined | 1978 |
| Determination Remarks | "Generitype & Holotype. - however, locality and habitat data given in original publication are apparently not on this sheet" [label text] |
| Taxon Reference | (for Achaetogeron wislizeni A. Gray) Mem. Amer. Acad. Arts 1849. 4: 72. |
| Family | Asteraceae |
| Determination | Erigeron wislizenii (A. Gray) Greene |
| Determined by | G. Nesom (NCU) |
| Date Determined | 1978 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Achaetogeron wislizeni A. Gray |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
