Meikle, R.D. 1985: Flora of Cyprus 2
but modified and names used differing
1Pappus bristly; florets blue; perennial
1'Pappus scaly; florets purple, mauve, yellow(ish) or whitish; annual
2Florets yellow or yellowish
2'Florets purple or mauve
3Median phyllaries with an expanded, ovate, pectinate-fimbriate terminal appendage
3'Median phyllaries without an expanded terminal appendage
4Median phyllaries terminating in an abruptly acute, spinose-cuspidate apex
4'Median phyllaries tapering gradually to a slender, attenuate apex