| Classification | Asteraceae: Eupatorium |
| Harvard University Herbaria Barcode(s) | 00007750 |
| Type Status | Probable Type, Probable Isosyntype |
| Collector | E. Hassler |
| Collector number | 2837 |
| Country | Paraguay |
| Geography | South America: South America (Region) (Region): Paraguay |
| Locality | Gran Chaco: Santa Elisa |
| Date Collected | 1903-04-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b22f2ffa-4cfd-438e-9c1d-03e10be05802 |
| Harvard University Herbaria Barcode | 00007750 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Probable Type |
| Probable Type of | Eupatorium laevigatum var. serratifolium Hassler |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1982 |
| Taxon Reference | (for Eupatorium laevigatum var. serratifolium Hassler) Repert. Spec. Nov. Regni Veg. 1915. 14: 282. |
| Family | Asteraceae |
| Type Status | Probable Isosyntype |
| Probable Isosyntype of | Eupatorium laevigatum var. serratifolium Hassler |
| Verified by | K. Gandhi (GH) |
| Date Determined | 2007-12-06 |
| Taxon Reference | (for Eupatorium laevigatum var. serratifolium Hassler) Repert. Spec. Nov. Regni Veg. 1915. 14: 282. |
| Family | Asteraceae |
| Determination | Eupatorium laevigatum var. serratifolium Hassler |
| Determination Remarks | pencilled on sheet [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
