| Classification | Asteraceae: Eupatorium |
| Harvard University Herbaria Barcode(s) | 00007220 |
| Type Status | Syntype |
| Collector | E. W. D. Holway |
| Collector number | 5418 |
| Country | Mexico |
| State | Oaxaca |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Oaxaca |
| Locality | Sierra de San Felipe |
| Date Collected | 1903-11-14 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/83634f6a-54bc-4ece-abef-aefc5cff91bb |
| Harvard University Herbaria Barcode | 00007220 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Eupatorium holwayanum B. L. Robinson |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1982 |
| Taxon Reference | (for Eupatorium holwayanum B. L. Robinson) Proc. Amer. Acad. Arts 1906. 42: 40. |
| Family | Asteraceae |
| Determination | Eupatorium holwayanum B. L. Robinson |
| Determined by | B.L. Robinson (GH) |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Eupatorium trinervium Schultz Bipontinus |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
