R. D. Meikle, Flora of Cyprus 2. 1985
but modified and names used differing.
1Capitula 1-2 cm diam.; ligules 6-7 mm long; leaves lanceolate, 3-30 mm wide; perennials with a woody base
1'Capitula less than 1 cm diam.; ligules 3-3.5 mm long; leaves linear-oblanceolate or linear, 2-8 mm wide; slender annuals