| Classification | Asteraceae: Eupatorium |
| Classification 1 | Asteraceae: Ageratina |
| Harvard University Herbaria Barcode(s) | 00007156 |
| Type Status | Holotype |
| Collector | C. G. Pringle |
| Collector number | 2974 |
| Country | Mexico |
| State | Jalisco |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Jalisco |
| Locality | Mts. near Lake Chapala near Guadalajara |
| Date Collected | 1887-12-17 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d0b1099d-9727-410e-92b4-5642ceafb1b7 |
| Harvard University Herbaria Barcode | 00007156 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Eupatorium chapalense S. Watson |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1981 |
| Taxon Reference | (for Eupatorium chapalense S. Watson) Proc. Amer. Acad. Arts 1891. 26: 138. |
| Family | Asteraceae |
| Determination | Ageratina lasioneura (Hooker & Arnott-1) King & H. Robinson |
| Determined by | B. L. Turner (TEX) |
| Date Determined | 1987 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Eupatorium chapalense S. Watson |
| Determination Remarks | [label name] |
| Annotation Text | n. sp. |
| Family | Asteraceae |
| Determination | Eupatorium chapalense S. Watson |
| Determined by | B. L. Robinson (GH) |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
