| Classification | Asteraceae: Ambrosia |
| Harvard University Herbaria Barcode(s) | 00283086 |
| Type Status | Probable Isotype |
| Collector | J. L. Berlandier |
| Country | Mexico |
| State | Tamaulipas |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Tamaulipas: Matamoros |
| Locality | Matamoras |
| Elevation | 0 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6d1d7738-66dd-4f84-b99f-0eeb29b1abfd |
| Harvard University Herbaria Barcode | 00283086 |
| Herbarium | GH |
| Previous ownership | ex herb. DC. 1850 (G-DC) |
| Family | Asteraceae |
| Determination | Ambrosia confertiflora de Candolle |
| Determined by | A. Gray |
| Determination Remarks | [A. Gray (scripsit)] [is label name] [is Current name] |
| Family | Asteraceae |
| Type Status | Probable Isotype |
| Probable Isotype of | Ambrosia confertiflora de Candolle |
| Verified by | W. T. Kittredge |
| Date Determined | 2009 |
| Taxon Reference | (for Ambrosia confertiflora de Candolle) Prodr. [A. P. de Candolle] 1836. 5: 526. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | [mounted with Holotype of Franseria tenuifolia Harv. & A. Gray ex A. Gray, Fendler 406 (378), 8190, and Probable Isotype of Ambrosia fruticosa DC., Berlandier, 283087] |
