Synonyms for Digitaria cognata
| Scientific Name | Synonym | Common Name |
|---|---|---|
| Leptoloma cognatum | Digitaria cognata | Fall Witchgrass |
| Leptoloma cognatum | Digitaria cognata ssp. cognata | Fall Witchgrass |
| Leptoloma pubiflorum | Digitaria cognata ssp. pubiflora | Western Witchgrass |
| Leptoloma cognatum | Digitaria cognata var. cognata | Fall Witchgrass |