| Classification | Asteraceae: Tridax | 
| Harvard University Herbaria Barcode(s) | 00013220 | 
| Type Status | Syntype | 
| Collector | C. C. Parry & Edw. Palmer | 
| Collector number | 482½ | 
| Country | Mexico | 
| State | San Luis Potosí | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: San Luis Potosí | 
| Locality | 6,000 - 8,000 ft. | 
| Date Collected | 1878 | 
| Elevation | 1828 - 2438 m | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b11fe439-8620-4b1f-8480-e03751036105 | 
| Harvard University Herbaria Barcode | 00013220 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Syntype | 
| Syntype of | Tridax palmeri A. Gray | 
| Verified by | Harvard University Herbaria LAPI Team | 
| Date Determined | 2008-10-24 | 
| Taxon Reference | (for  Tridax palmeri A. Gray) Proc. Amer. Acad. Arts 1880. 15: 38. | 
| Family | Asteraceae | 
| Determination | Tridax palmeri A. Gray | 
| Determined by | A. M. Powell (TEX) | 
| Date Determined | 1963 | 
| Determination Remarks | [current name] | 
| Family | Asteraceae | 
| Determination | Tridax palmeri A. Gray | 
| Determination Remarks | [label name] | 
| Annotation Text | n. sp. | 
| Family | Asteraceae | 
| Determination | Tridax palmeri A. Gray | 
| Determined by | B. L. Robinson (GH) & J. M. Greenman (GH) | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed | 
| Item Remarks | Mounted on the left side of the sheet; another type, Parry & Palmer 490, is on the right (barcode 13221) |