| pteridium aquilinum subsp. pubescens | | USA: California | | 90823234 |
| pteridium aquilinum subsp. pubescens | | USA: CA, Feather River Canyon | | 227439432 |
| pteridium aquilinum subsp. pubescens | | USA: California | | 262223705 |
| pteridium aquilinum subsp. pubescens | | USA: CA, Feather River Canyon | | 226694141 |