| Classification | Anacardiaceae: Rhus | 
| Harvard University Herbaria Barcode(s) | 01868452 | 
| Collector | S. D. McKelvey | 
| Collector number | 999 | 
| Country | United States of America | 
| State | Arizona | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona | 
| Locality | Foothills of Four Peaks in Mazatzal Range | 
| Date Collected | 1929-05-12 | 
| Habitat | foothills | 
| Container | Plants of Arizona | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/88addc81-07cc-4b82-9e7e-1ab6aee71a6a | 
| Harvard University Herbaria Barcode | 01868452 | 
| Herbarium | A | 
| Family | Anacardiaceae | 
| Determination | Rhus trilobata var. pilosissima Engler | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |