|1.||Spikelets not reflexed at maturity||A. velutinum (NSW VIC TAS)
A. retrofractum subsp.
velutinum, Agropyrum velutinum
|Spikelets reflexed at maturity||2|
|2.||Lemmas glabrous to slightly hairy; awns to 3 mm long||A. retrofractum (NSW VIC)
|Lemmas distinctly scabrid; awns to 6 mm long||A. pectinatum (NSW VIC TAS QLD)
Key to Australopyrum derived from Löve 1984; Simon 1986b