| Classification | Asteraceae: Ageratum | 
| 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 | 
| 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. | 
| Family | Asteraceae | 
| Determination |  Ageratum corymbosum f. jaliscense (Robinson) M. F. Johnson | 
| Determined by | M. F. Johnson | 
| Date Determined | 1967 | 
| Determination Remarks |  [current name] | 
| Family | Asteraceae | 
| Determination |  Ageratum corymbosum Zuccagni | 
| Determination Remarks |  [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 | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |