| Classification | Asteraceae: Ageratina | 
| Harvard University Herbaria Barcode(s) | 01924837 | 
| Collector | J. C. Blumer | 
| Collector number | 3434 | 
| Country | United States of America | 
| State | Arizona | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona | 
| Locality | Spud Rock | 
| Date Collected | 1909-10-01 | 
| Verbatim Elevation | 8000' | 
| Habitat | N side cliffs | 
| Container | Plants of the Rincon Mountains, Arizona | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8932dede-f205-4f1a-95a8-dd8f0352d323 | 
| Harvard University Herbaria Barcode | 01924837 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Determination | Ageratina rothrockii (A. Gray) King & H. Robinson | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |