G. Holmström & H. Scholz, Bromus bidentatus spec. nova and B. lepidus, two odd brome-grasses (Gramineae) in Bot. Jahrb. Syst. 122. 2000H. Scholz, Bromus chrysopogon Viviani: eine wieder als Art bewertete Graminee aus dem Mittelmeergebiet in Willdenowia 7. 1974H. Scholz, Bemerkungen über Bromus madritensis und B. rubens (Gramineae) in Willdenowia 11. 1981H. Scholz, Delimiation and classification of Bromus fasciculatus (Poaceae) in Pl. Syst. Evol. 155. 1987H. Scholz, Bromus regnii (Gramineae), a new endemic serpentine annual Brome-grass from Cyprus in Willdenowia 25: 235-238. 1995H. Scholz, Bromus optimae, a new annual brome-grass (Gramineae) from Cyprus in Bocconea 11. 2000R. D. Meikle, Flora of Cyprus 2. 1985W. Greuter, Bromus caroli-henrici, eine verkannte ostmediterrane Graminee in Ann. Naturhist. Mus. Wien 75. 1971
This key is based on keys and data in the cited sources. It needs further testing, because several taxa are still controversial and their variability in and outside Cyprus is not fully understood.