Jahn, R. & Schönfelder, P., Exkursionsflora für Kreta. 1995Meikle, R.D., Flora of Cyprus 2. 1985
but modified and names used differing
1Branches of the panicle in pairs; spikelets 6-8 mm long, elliptic-acute
1'Branches of the panicle fascicled, often very numerous; spikelets narrowly elliptic-acuminate, 2-3(-3.5) mm long
2Lower verticels of the panicle with bare branches (rarely with 1 spikelet)
2'Lower verticels of the panicle branched and with 3-5 spikelets