| carex muehlenbergii var. enervis | | usa: ar, polk co | | 1839360560 |
| carex muehlenbergii var. enervis | | usa: arkansas, polk co. | | 1839361033 |
| carex muehlenbergii var. enervis | | usa: arkansas, polk county | | 1878286460 |
| carex muehlenbergii var. enervis | | usa: arkansas, polk county | | 1878287397 |