| osmorhiza longistylis | | USA: Maryland, Edgwater, Smithsonian Environmental Research Center, fox pt. | | 822885408 |
| osmorhiza longistylis | | USA: Maryland, Edgwater, Smithsonian Environmental Research Center, fox pt. | | 825715099 |
| osmorhiza longistylis | | USA: Maryland, Edgwater, Smithsonian Environmental Research Center, fox pt. | | 825715354 |