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)
Agropyrum retrofractum
Lemmas distinctly scabrid; awns to 6 mm long A. pectinatum (NSW VIC TAS QLD)
Agropyrum pectinatum

Key to Australopyrum derived from Löve 1984; Simon 1986b

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith