| Classification | Asteraceae |
| Classification 1 | Asteraceae: Eupatorium |
| Harvard University Herbaria Barcode(s) | 00007309 |
| Type Status | Holotype, Type |
| Collector | J. Gonzalez Ortega |
| Collector number | 4449 |
| Country | Mexico |
| State | Durango |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Durango |
| Locality | La Bajada, Tamazula |
| Date Collected | 1921-11-** |
| Elevation | 300 - 600 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/87c2544d-d67c-4406-b246-e156aea9b85a |
| Harvard University Herbaria Barcode | 00007309 |
| Herbarium | GH |
| Previous ownership | Ex The Unites States National Herbarium |
| Family | Asteraceae |
| Determination | Eupatorium Linnaeus |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Eupatorium ortegae B. L. Robinson |
| Determined by | B. L. Robinson (GH) |
| Determination Remarks | [is Current name] |
| Annotation Text | spec. nov. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Eupatorium ortegae B. L. Robinson |
| Verified by | K. Gandhi (GH) |
| Date Determined | 2007-11-15 |
| Taxon Reference | (for Eupatorium ortegae B. L. Robinson) Contr. Gray Herb. 1925. 75: 10. |
| Family | Asteraceae |
| Type Status | Type |
| Type of | Eupatorium ortegae B. L. Robinson |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1982 |
| Taxon Reference | (for Eupatorium ortegae B. L. Robinson) Contr. Gray Herb. 1925. 75: 10. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
