| 1 | Dichanthelium | aciculare | Needleleaf Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 2 | Dichanthelium | acuminatum | Tapered Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 3 | Dichanthelium | annulum | Ringed Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 4 | Dichanthelium | bicknellii | Bicknell's Rosettegrass | Grasses | Poaceae | Magnoliopsida |
| 5 | Dichanthelium | boscii | Bosc's Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 6 | Dichanthelium | clandestinum | Deertongue | Grasses | Poaceae | Magnoliopsida |
| 7 | Dichanthelium | columbianum | Columbia Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 8 | Dichanthelium | commonsianum | Commons's Rosettegrass | Grasses | Poaceae | Magnoliopsida |
| 9 | Dichanthelium | commutatum var. ashei | Ashe's Panicgrass (ashei) | Grasses | Poaceae | Magnoliopsida |
| 10 | Dichanthelium | commutatum ssp. commutatum | Variable Panicgrass (commutatum) | Grasses | Poaceae | Magnoliopsida |
| 11 | Dichanthelium | commutatum | Variable Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 12 | Dichanthelium | depauperatum | Starved Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 13 | Dichanthelium | dichotomum var. dichotomum | Forked Panicgrass (dichotomum) | Grasses | Poaceae | Magnoliopsida |
| 14 | Dichanthelium | dichotomum var. nitidum | Shining Panicgrass (nitidum) | Grasses | Poaceae | Magnoliopsida |
| 15 | Dichanthelium | dichotomum | Forked Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 16 | Dichanthelium | ensifolium | Sword-leaf Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 17 | Dichanthelium | filiramum | Needle-leaved Witchgrass | Grasses | Poaceae | Magnoliopsida |
| 18 | Dichanthelium | lanuginosum | Woolly Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 19 | Dichanthelium | laxiflorum | Openflower Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 20 | Dichanthelium | leucothrix | Rough Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 21 | Dichanthelium | lindheimeri | Lindheimer's Witchgrass | Grasses | Poaceae | Magnoliopsida |
| 22 | Dichanthelium | linearifolium | Slimleaf Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 23 | Dichanthelium | longiligulatum | Long-ligule Witchgrass | Grasses | Poaceae | Magnoliopsida |
| 24 | Dichanthelium | lucidum | Bog Witchgrass | Grasses | Poaceae | Magnoliopsida |
| 25 | Dichanthelium | mattamuskeetense | Mattamuskeet Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 26 | Dichanthelium | meridionale | Matting Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 27 | Dichanthelium | microcarpon | Small-fruited Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 28 | Dichanthelium | oligosanthes var. scribnerianum | Scribner's Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 29 | Dichanthelium | oligosanthes var. oligosanthes | Heller's Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 30 | Dichanthelium | polyanthes | Round-seeded Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 31 | Dichanthelium | ravenelii | Ravenel's Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 32 | Dichanthelium | sabulorum | Hemlock Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 33 | Dichanthelium | scabriusculum | Woolly Witchgrass | Grasses | Poaceae | Magnoliopsida |
| 34 | Dichanthelium | scoparium | Velvet Panicum | Grasses | Poaceae | Magnoliopsida |
| 35 | Dichanthelium | sphaerocarpon | Round-fruited Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 36 | Dichanthelium | spretum | Eaton's Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 37 | Dichanthelium | tenue | White-edged Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 38 | Dichanthelium | villosissimum | White-haired Panicgrass | Grasses | Poaceae | Magnoliopsida |
| 39 | Dichanthelium | wrightianum | Wright's Rosette Grass | Grasses | Poaceae | Magnoliopsida |
| 40 | Dichanthelium | yadkinense | Spotted-sheath Panicgrass | Grasses | Poaceae | Magnoliopsida |