| Classification | Asteraceae: Flaveria |
| Harvard University Herbaria Barcode(s) | 00008126 |
| Type Status | Holotype |
| Collector | Josiah Gregg |
| Country | Mexico |
| State | Coahuila |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Coahuila |
| Locality | Northeast of Parras, near Cienega Grande |
| Date Collected | 1847-05-18 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fb1584ea-1a87-41d3-9e7a-8c2c5c9e88e4 |
| Harvard University Herbaria Barcode | 00008126 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Flaveria longifolia A. Gray |
| Verified by | V. M. Bates (MEM) |
| Date Determined | 1985 |
| Determination Remarks | "Gregg coll." noted on label |
| Taxon Reference | (for Flaveria longifolia A. Gray) Mem. Amer. Acad. Arts 1849. 4: 88. |
| Family | Asteraceae |
| Determination | Flaveria oppositifolia (de Candolle) Rydberg |
| Determined by | A. M. Powell (SRSC) |
| Date Determined | 1975 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Flaveria longifolia A. Gray |
| Determined by | J. R. Johnston (GH) |
| Date Determined | 1903 |
| Annotation Text | TYPE; species based entirely upon this collection by Gregg |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | Mounted on the left side of the sheet; on the right is an isotype of Gymnosperma oppositifolia DC. (barcode 8127) |
