| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527508 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527506 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527504 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527502 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527456 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527454 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527452 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527450 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527404 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527402 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527400 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527398 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527352 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527350 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527348 |
| ludwigia grandiflora subsp. hexapetala | | USA: Russian River at Wohler Pool, Sonoma County, California | | 575527346 |