R. D. Meikle, Flora of Cyprus 2. 1985
but modified
1Plants perennial; leaves 1-7 cm long, apex acute or acuminate; anthers c. 1.3 mm long
1'Plants annual; leaves 0,3-2,5 cm long, apex obtuse; anthers 0.3-0.6 mm long
2Bracts conspicuous, accrescent, reddish-brown and indurated in fruit, enveloping and exceeding the fruiting perianth
2'Bracts inconspicuous, not accrescent, scarcely exceeding the fruiting perianth