| Classification | Rosaceae: Physocarpus |
| Classification 1 | Rosaceae: Opulaster |
| Classification 2 | Rosaceae: Physocarpus |
| Classification 3 | Rosaceae: Opulaster |
| Harvard University Herbaria Barcode(s) | 00339153 |
| Type Status | Isolectotype |
| Collector | P. A. Rydberg |
| Collector number | 653 |
| Country | United States of America |
| State | South Dakota |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: South Dakota: Custer County |
| Locality | On French Creek, 10 below Custer |
| Date Collected | 1892-07-22 |
| Elevation | 4000 m |
| Verbatim Elevation | 4000 Feet |
| Container | Flora of the Black Hills of South Dakota |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f15b2d6b-5ec1-4dfa-a550-e2d8e534b890 |
| Harvard University Herbaria Barcode | 00339153 |
| Herbarium | GH |
| Family | Rosaceae |
| Determination | Physocarpus monogynus (Torrey) J. M. Coulter |
| Determined by | Robinson, Benjamin Lincoln |
| Family | Rosaceae |
| Determination | Opulaster opulifolius (Linnaeus) Kuntze |
| Determination Remarks | [is label name] |
| Family | Rosaceae |
| Determination | Physocarpus opulifolius (Linnaeus) Maximowicz |
| Determined by | Oh, Sang-Hun |
| Date Determined | 2006-01-16 |
| Determination Remarks | [is Current name] |
| Family | Rosaceae |
| Type Status | Isolectotype |
| Isolectotype of | Opulaster intermedius Rydberg |
| Verified by | Oh, Sang-Hun |
| Date Determined | 2006-01-16 |
| Determination Remarks | [is filed under name] |
| Annotation Text | ISOLECTOTYPE |
| Taxon Reference | (for Opulaster intermedius Rydberg) Man. Fl. N. States (Britton) 1901. 492. |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
