|
1. 2. |
Upper glume and lower lemma drawn out to an arista 2 mm or more long | A. aristispicula (QLD) |
| Upper glume and lower lemma acuminate or with an apical cusp to 0.3 mm long | 2 | |
| Glumes with tubercle-based cilia | A. clarksoniana (NT QLD) | |
| Glumes glabrous | 3 | |
|
3. 4. |
Glumes distinctly unequal, the upper longer |
A. deschampsioides (QLD) Panicum deschampsiodes |
| Glumes ±equal | 4 | |
| Spikelets 3.8-5.2 mm long | A. brassiana var. brassiana (QLD) | |
| Spikelets 2-3.5 mm long | A. brassiana var. minutiflora (QLD) |
Key to Arthragrostis derived from Lazarides 1985; Simon 1986b, 1992c, Simon 2010