| Poaceae | |
Panicum effusum var. convallium
| (F. Muell.) Benth. | Fl. Austral. 7: 488 | 1878 |
| Poaceae | |
Panicum effusum var. effusum
| | | |
| Poaceae | |
Panicum effusum var. hispidissimum
| Domin | Biblioth. Bot. 85: 322 | 1915 |
| Poaceae | |
Panicum effusum var. simile
| (Domin) B.K. Simon | Austrobaileya 2(1): 22 | 1984 |
| Poaceae | |
Panicum effusum var. subleiophyllum
| Domin | Biblioth. Bot. 85: 322 | 1915 |