| taxonID | BNVGN |
| parentNameUsageID | 4HHDN |
| scientificNameID | _nFXL1AEftep4SAJ5l7oe0 |
| datasetID | 1141 |
| taxonomicStatus | accepted |
| taxonRank | subspecies |
| scientificName | Physocarpus alternans subsp. annulatus J.T.Howell |
| scientificNameAuthorship | J.T.Howell |
| genericName | Physocarpus |
| specificEpithet | alternans |
| infraspecificEpithet | annulatus |
| namePublishedIn | Howell, J. T. (1931). Proc. Calif. Acad. Sci. 20: 133 (1931). |
| nomenclaturalCode | ICN |
| references | http://www.worldplants.de/?deeplink=Physocarpus-alternans-subsp.-annulatus |
| DataSource | Catalogue of Life 2025-06-13 |