| Classification | Asteraceae: Eupatorium |
| Classification 1 | Asteraceae: Ageratina |
| Barcode(s) | 00007934 |
| Type Status | Type, Holotype |
| Collector | Herbert H. Smith |
| Collector number | 621 |
| Country | Colombia |
| Geography | South America: South America (Region) (Region): Colombia |
| Locality | Santa Marta, alt. 4500 ft. |
| Date Collected | 1898-12-** |
| Elevation | 1371 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fb2530f3-51bc-434e-b104-fa2d4ae09082 |
| Harvard University Herbaria Barcode | 00007934 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Type |
| Type of | Eupatorium psilodorum B. L. Robinson |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1982 |
| Taxon Reference | (for Eupatorium psilodorum B. L. Robinson) Proc. Amer. Acad. Arts 1919. 55: 27. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Eupatorium psilodorum B. L. Robinson |
| Verified by | R. M. King (US) & H. Robinson (US) |
| Date Determined | 1977 |
| Taxon Reference | (for Eupatorium psilodorum B. L. Robinson) Proc. Amer. Acad. Arts 1919. 55: 27. |
| Family | Asteraceae |
| Determination | Ageratina psilodorum (B. L. Robinson) R. M. King & H. Robinson |
| Determined by | R. M. King (US) & H. Robinson (US) |
| Date Determined | 1977 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | InQuestion Eupatorium laxum Gardner |
| Determination Remarks | "not" pencilled next to label [label name] |
| Family | Asteraceae |
| Determination | Eupatorium psilodorum B. L. Robinson |
| Determined by | B. L. Robinson (GH) |
| Annotation Text | spec. nov. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
