| Classification | Asteraceae: Parthenium |
| Harvard University Herbaria Barcode(s) | 00257774 |
| Type Status | Syntype |
| Collector | Josiah Gregg |
| Collector number | 86 |
| Country | Mexico |
| State | Coahuila |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Coahuila |
| Locality | Battlefield near Buena Vista, near Saltillo |
| Date Collected | 1848-05-19 |
| Elevation | 0 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c582c206-652c-4fcb-b352-22c7fc1bb377 |
| Harvard University Herbaria Barcode | 00257774 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Parthenium confertum A. Gray |
| Determined by | R. Cornelius |
| Date Determined | 1933-05-** |
| Family | Asteraceae |
| Determination | Parthenium confertum var. lyratum (A. Gray) Rollins |
| Determined by | R. C. Rollins |
| Date Determined | 1946 |
| Determination Remarks | [is Current name] |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Parthenium confertum A. Gray |
| Verified by | V. M. Bates (A/GH) |
| Date Determined | 1983 |
| Determination Remarks | "Gregg #86; Palmer #648" noted on label; "Type Sheet Parthenium confertum Gray Proc Am Ac 17: 216 (1882) based entirely upon Gregg 1847-49, from Parras & Palmer 648" written on sheet |
| Taxon Reference | (for Parthenium confertum A. Gray) Proc. Amer. Acad. Arts 1882. 17: 216. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | Mounted in center of sheet with other syntypes Gregg 25 (barcode 10900) to the left and Palmer 648 (barcode 10899) to the right |
