| Classification | Asteraceae: Eupatorium | 
| Harvard University Herbaria Barcode(s) | 00007159 | 
| Type Status | Type,  Isotype | 
| Collector | H. F. Pittier | 
| Collector number | 3429 | 
| Country | Costa Rica | 
| Geography | North America: Central America (Region): Costa Rica | 
| Locality | Clairières [glades] entre la Division (2160 m) et l'Alto del Palmital (Vallée du R. General) (1100 m) | 
| Date Collected | 1891-01-21 | 
| Elevation | 1100 - 2160 m | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/446371b4-edb6-4018-8a1f-cf278b4f1ac5 | 
| Harvard University Herbaria Barcode | 00007159 | 
| Herbarium | GH | 
| Previous ownership | Ex Compositae of Dr. F. W. Klatt | 
| Family | Asteraceae | 
| Type Status | Type | 
| Type of | Eupatorium chlorophyllum Klatt | 
| Verified by | D. E. Boufford (A) | 
| Date Determined | 1981 | 
| Taxon Reference | (for  Eupatorium chlorophyllum Klatt) Bull. Soc. Roy. Bot. Belgique 1892. 31(1): 187. | 
| Family | Asteraceae | 
| Type Status | Isotype | 
| Isotype of | Eupatorium chlorophyllum Klatt | 
| Verified by | K. Gandhi (GH) | 
| Date Determined | 2007-11-15 | 
| Taxon Reference | (for  Eupatorium chlorophyllum Klatt) Bull. Soc. Roy. Bot. Belgique 1892. 31(1): 187. | 
| Family | Asteraceae | 
| Determination | Eupatorium badium Klatt | 
| Determination Remarks | Written on the label of Compositae of Dr. F. W. Klatt [current name] | 
| Family | Asteraceae | 
| Determination | Eupatorium chlorophyllum Klatt | 
| Determined by | F. W. Klatt | 
| Determination Remarks | [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |