| Classification | Asteraceae: Eupatorium |
| Classification 1 | Asteraceae: Ageratina |
| Barcode(s) | 00007349 |
| Type Status | Syntype, Isolectotype |
| Collector | C. A. Purpus |
| Collector number | 917 |
| Country | Mexico |
| Geography | North America: North America (CA, US, MX) (Region): Mexico |
| Locality | San Pablo, Baja California. |
| Date Collected | 1898-03-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7b196519-9267-4706-be5d-0b0b250f95bd |
| Harvard University Herbaria Barcode | 00007349 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Eupatorium purpusii Brandegee |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1982 |
| Taxon Reference | (for Eupatorium purpusii Brandegee) Erythea 1899. 7: 3. |
| Family | Asteraceae |
| Type Status | Isolectotype |
| Isolectotype of | Eupatorium purpusii Brandegee |
| Verified by | B.L. Turner (TEX) |
| Date Determined | 1987 |
| Taxon Reference | (for Eupatorium purpusii Brandegee) Erythea 1899. 7: 3. |
| Family | Asteraceae |
| Determination | Ageratina conspicua (Kunth & Bouché) King & H. Robinson |
| Determined by | B. L. Turner (TEX) |
| Date Determined | 1987 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Eupatorium purpusii Brandegee |
| Determination Remarks | [label name] |
| Family | Asteraceae |
| Determination | Eupatorium purpusii Brandegee |
| Determined by | B.L. Robinson (GH) |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |