| Classification | Asteraceae: Ageratum |
| Harvard University Herbaria Barcode(s) | 00000726 |
| Type Status | Syntype |
| Collector | K. T. Hartweg |
| Collector number | 142 |
| Country | Mexico |
| Geography | North America: North America (CA, US, MX) (Region): Mexico |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/86da2d14-44f1-4cd3-8bdd-eee01e498b7c |
| Harvard University Herbaria Barcode | 00000726 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Ageratum corymbosum var. euryphyllum B. L. Robinson |
| Determined by | B. L. Robinson |
| Family | Asteraceae |
| Determination | Ageratum corymbosum f. euryphyllum (B. L. 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 var. euryphyllum B. L. Robinson |
| Verified by | D. E. Boufford |
| Date Determined | 1981 |
| Taxon Reference | (for Ageratum corymbosum var. euryphyllum B. L. Robinson) Contr. Gray Herb. 1913. 42: 476. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
