| Classification | Asteraceae: Eupatorium | 
| Classification 1 | Asteraceae: Ageratina | 
| Harvard University Herbaria Barcode(s) | 00007107 | 
| Type Status | Holotype, Probable Holotype | 
| Collector | C. Wright | 
| Collector number | 254 | 
| Country | United States of America | 
| State | New Mexico | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Mexico: Otero County | 
| Locality | Western Texas to El Paso, New Mexico [sides of the Guadalupe Mountains, 40 miles east of El Paso] | 
| Date Collected | 1849-10-15 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d72e64ad-6770-43d3-bba1-ee9df14744e7 | 
| Harvard University Herbaria Barcode | 00007107 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Holotype | 
| Holotype of | Eupatorium wrightii A. Gray | 
| Verified by | W. T. Kittredge | 
| Date Determined | 2007 | 
| Taxon Reference | (for  Eupatorium wrightii A. Gray) Smithsonian Contr. Knowl. 1852. 3(5): 87. | 
| Family | Asteraceae | 
| Type Status | Probable Holotype | 
| Probable Holotype of | Eupatorium wrightii A. Gray | 
| Verified by | D. E. Boufford | 
| Date Determined | 1981 | 
| Taxon Reference | (for  Eupatorium wrightii A. Gray) Smithsonian Contr. Knowl. 1852. 3(5): 87. | 
| Family | Asteraceae | 
| Determination | Ageratina wrightii (A. Gray) R. M. King & H. Robinson | 
| Determined by | R. M. King & H. Robinson | 
| Date Determined | 1977 | 
| Determination Remarks | [current name] | 
| Family | Asteraceae | 
| Determination | Eupatorium wrightii A. Gray | 
| Determined by | A. Gray | 
| Determination Remarks | [A. Gray (scripsit)] [label name] | 
| Annotation Text | n. sp. | 
| Family | Asteraceae | 
| Determination | Eupatorium wrightii A. Gray | 
| Determined by | B. L. Robinson | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed | 
| Item Remarks | [mounted with non-type specimen of Wright 1145, 263085] |