| Classification | Asteraceae: Ageratum |
| Harvard University Herbaria Barcode(s) | 00000651 |
| Type Status | Syntype |
| Collector | J. N. Rose |
| Collector number | 2585 |
| Country | Mexico |
| State | Jalisco |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Jalisco |
| Locality | Road between Huejuquilla and Mesquitec |
| Date Collected | 1897-08-25 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7b3a19a9-189b-4a53-92d0-78899f48d0b8 |
| Harvard University Herbaria Barcode | 00000651 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Ageratum corymbosum Zuccagni |
| Determination Remarks | [is label name] |
| Annotation Text | var? [marked on label] |
| Family | Asteraceae |
| Determination | Ageratum corymbosum var. jaliscense B. L. Robinson |
| Determined by | B. L. Robinson |
| Annotation Text | Ageratum corymbosum Zuccagni var. jaliscense Robinson forma lactiflorum Robinson |
| Family | Asteraceae |
| Determination | Ageratum corymbosum f. jaliscense (Robinson) M. F. Johnson |
| Determined by | M. F. Johnson |
| Date Determined | 1967 |
| Determination Remarks | [is Current name] |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Ageratum corymbosum f. lactiflorum B. L. Robinson |
| Verified by | D. E. Boufford |
| Date Determined | 1981 |
| Taxon Reference | (for Ageratum corymbosum f. lactiflorum B. L. Robinson) Contr. Gray Herb. 1913. 42: 476. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
