| Classification | Asteraceae: Eupatorium | 
| Classification 1 | Asteraceae: Ophryosporus | 
| Classification 2 | Asteraceae: Symphyopappus | 
| Barcode(s) | 00007602 | 
| Type Status | Type,  Isotype | 
| Collector | George Gardner | 
| Collector number | 4852 | 
| Country | Brazil | 
| State | Minas Gerais | 
| Geography | South America: South America (Region) (Region): Brazil: Minas Gerais | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a2e04f73-b48e-4d22-8671-8f81bc3ce616 | 
| Harvard University Herbaria Barcode | 00007602 | 
| Herbarium | GH | 
| Previous ownership | Ex Herb. John A. Lowell; The Boston Society of Natural History October 2, 1941 | 
| Family | Asteraceae | 
| Type Status |  Type | 
| Type of |  Eupatorium compressum Gardner | 
| Verified by | R. M. King (US) & H. Robinson (US) | 
| Date Determined | 1984 | 
| Determination Remarks | Annotation by R. M. King & H. Robinson (1984): "Type number of Eupatorium compressum Gardner; = Symphyopappus compressus (Gardn.) B. L. Robinson but does not fit description in any way" | 
| Taxon Reference | (for  Eupatorium compressum Gardner) London J. Bot. 1846. 5: 473. | 
| Family | Asteraceae | 
| Type Status |  Isotype | 
| Isotype of |  Eupatorium compressum Gardner | 
| Verified by | K. Gandhi (GH) | 
| Date Determined | 2008-01-17 | 
| Taxon Reference | (for  Eupatorium compressum Gardner) London J. Bot. 1846. 5: 473. | 
| Family | Asteraceae | 
| Determination |  Ophryosporus freyreissii (Dallman) Baker | 
| Determined by | R. M. King (US) & H. Robinson (US) | 
| Date Determined | 1984 | 
| Determination Remarks |  [current name] | 
| Family | Asteraceae | 
| Determination |  Symphyopappus compressus B. L. Robinson | 
| Determined by | R. M. King (US) & H. Robinson (US) | 
| Date Determined | 1984 | 
| Annotation Text | Type number of Eupatorium compressum Gardner; = Symphyopappus compressus (Gardn.) B. L. Robinson but does not fit description in any way | 
| Family | Asteraceae | 
| Determination |  Eupatorium Linnaeus | 
| Determination Remarks |  [label name] | 
| Family | Asteraceae | 
| Determination |  Symphyopappus polystachyus Baker | 
| Determination Remarks | pencilled on sheet | 
| Annotation Text | Mart. Fl. Bras. 6(2) p 368 | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |