| Classification | Asteraceae: Eupatorium |
| Classification 1 | Asteraceae: Ageratina |
| Barcode(s) | 00007403 |
| Type Status | Type, Holotype |
| Collector | A. Tonduz |
| Collector number | 7799 |
| Country | Costa Rica |
| Geography | North America: Central America (Region): Costa Rica |
| Locality | Cuesta de Tarrazu |
| Date Collected | 1893-04-** |
| Elevation | 1900 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3d5d8be3-d76a-4cea-916d-72ff62ae9aec |
| Harvard University Herbaria Barcode | 00007403 |
| Herbarium | GH |
| Previous ownership | ex Herbarium Dr. Klatt |
| Family | Asteraceae |
| Type Status | Type |
| Type of | Eupatorium tonduzii Klatt |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1982 |
| Determination Remarks | [is a fragment] |
| Taxon Reference | (for Eupatorium tonduzii Klatt) Leopoldina 1895. 1895: 4. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Eupatorium tonduzii Klatt |
| Verified by | R.M. King & H. Robinson (US) |
| Taxon Reference | (for Eupatorium tonduzii Klatt) Leopoldina 1895. 1895: 4. |
| Family | Asteraceae |
| Determination | Ageratina tonduzii (Klatt) King & H. Robinson |
| Determined by | R.M. King & H. Robinson (US) |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Eupatorium tonduzii Klatt |
| Determination Remarks | [label name] |
| Family | Asteraceae |
| Determination | Eupatorium tonduzii Klatt |
| Determined by | B.L. Robinson (GH) |
| Family | Asteraceae |
| Determination | Eupatorium tonduzii Klatt |
| Determined by | F.W. Klatt |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
