| Singular | Plural | |
|---|---|---|
| Nominativ | gramen, gramen | gramina, gramina |
| Genitiv | graminis, graminis | graminium, graminium, graminum, graminum |
| Dativ | gramini, gramine, gramini | graminibus, graminibus |
| Akkusativ | gramen, gramen | gramina, gramina |
| Ablativ | gramine, gramine | graminibus, graminibus |
| Vokativ | gramen, gramen | gramina, gramina |