| Smooth Cordgrass | Sporobolus | alterniflorus | | 211 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Rough Dropseed | Sporobolus | clandestinus | | 17 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Composite Dropseed | Sporobolus | compositus var. compositus | | 6 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Madagascar Dropseed | Sporobolus | coromandelianus | | 2 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Big Cordgrass | Sporobolus | cynosuroides | | 279 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Prairie Dropseed | Sporobolus | heterolepis | | 4 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Smutgrass | Sporobolus | indicus | | 120 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Prairie Cordgrass | Sporobolus | michauxianus | | 6 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Puffsheath Dropseed | Sporobolus | neglectus | | 3 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Saltmeadow Cordgrass | Sporobolus | pumilus | | 224 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Whorled Dropseed | Sporobolus | pyramidatus | | 4 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Poverty Dropseed | Sporobolus | vaginiflorus var. vaginiflorus | | 21 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Seashore Dropseed | Sporobolus | virginicus | | 3 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |