| Classification | Asteraceae: Ageratum |
| Harvard University Herbaria Barcode(s) | 00000644 |
| Type Status | Holotype |
| Collector | C. G. Pringle |
| Collector number | 9842 |
| Country | Mexico |
| State | Morelos |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Morelos |
| Locality | Hills near Yautepec, 4000 ft. [feet] |
| Date Collected | 1902-10-27 |
| Elevation | 1219 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e398db26-f181-4812-83b3-fdfcf96f9f1e |
| Harvard University Herbaria Barcode | 00000644 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Ageratum corymbosum Zuccagni |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Ageratum corymbosum var. latifolium (de Candolle) B. L. Robinson |
| Annotation Text | Ageratum corymbosum Zuccagni var. latifolium (DC) Robinson forma albiflorum Robinson, f. nov. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Ageratum corymbosum Zuccagni |
| Verified by | M. F. Johnson |
| Date Determined | 1967 |
| Taxon Reference | (for Ageratum corymbosum Zuccagni) Cent. Observ. Bot. 1806. [p. 40] No. 85. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Ageratum corymbosum f. albiflorum B. L. Robinson |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1981 |
| Taxon Reference | (for Ageratum corymbosum f. albiflorum B. L. Robinson) Contr. Gray Herb. 1913. 42: 476. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
