| Classification | Rosaceae: Rosa |
| Harvard University Herbaria Barcode(s) | 00246636 |
| Type Status | Isotype |
| Collector | B. J. Ertter |
| Collector number | 19074 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California |
| Locality | Butte Co.: Black Bart Road 1.3 miles from lower junction with Forbestown Road, ca 10 airmiles ESE of Oroville, 2150 ft. elevation |
| Georeference | 39.48433333, -121.36056667 Method: Unknown |
| Date Collected | 2007-06-23 |
| Elevation | 655 m |
| Habitat | full sun of roadside in oak woodland with scattered pines, local roadside thicket |
| Container | Plants of California, USA |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4ed96a7a-dd57-48a6-935a-5b4a173569e6 |
| Harvard University Herbaria Barcode | 00246636 |
| Herbarium | A |
| Family | Rosaceae |
| Type Status | Isotype |
| Isotype of | Rosa pisocarpa var. ahartii W. H. Lewis & Ertter |
| Taxon Reference | (for Rosa pisocarpa var. ahartii W. H. Lewis & Ertter) Madroño 2008. 55(2): 171. |
| Family | Rosaceae |
| Determination | Rosa pisocarpa var. ahartii W. H. Lewis & Ertter |
| Determination Remarks | [label name] [current name] |
| Annotation Text | TYPE COLLECTION |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
