| 1. | Inflorescence spike 1-3 mm long; the rachis with distinctive protruberances on the margins and more sparingly on the back |
X.sp. Mitchell 4323 (WA) |
| Inflorescence spike 3-25 mm long; the rachis without any distinctive ornamentation |
2 | |
| 2. | Inflorescence spike rachis glabrous and smooth to scabrous, with 3-6 spikelets |
X. imberbis (NT WA QLD) |
| Inflorescence rachis woolly with crimped hairs, with 2 spikelets |
X. barbata (NT WA QLD) X.lanata |
Key to Xerochloa derived from Gardner 1952; Webster 1987; Simon, in prep.
Taxonomic name: