| Classification | Asteraceae: Laennecia |
| Classification 1 | Asteraceae: Erigeron |
| Classification 2 | Asteraceae: Conyza |
| Barcode(s) | 00263079 |
| Collector | G. Thurber |
| Collector number | 1019 |
| Country | Mexico |
| State | Sonora |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Sonora |
| Locality | [data not captured] |
| Date Collected | 1851-09-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/66f0bfd8-481a-4188-931d-4e62cd1939c5 |
| Harvard University Herbaria Barcode | 00263079 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Laennecia coulteri (A. Gray) G. L. Nesom |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Erigeron subdecurrens (de Candolle) A. Gray |
| Determined by | A. Gray |
| Determination Remarks | [A. Gray (scripsit)] [label name] |
| Family | Asteraceae |
| Determination | Conyza coulteri A. Gray |
| Determined by | A. Gray |
| Determination Remarks | [A. Gray (scripsit)] |
| Annotation Text | Syn. Fl. N. Amer. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | [mounted with Syntypes of Conyza coulteri A. Gray, Coulter 285, 286, 6095] |