Cyaniris semiargus - Mazarine Blue - Klaverblauwtje - Rotklee-Bläuling
The male upperside is deep violet-blue and unmarked apart from the narrow black borders. The female upperside is chocolate-brown, sometimes with a faint violet flush at the base. Both sexes have prominent white fringes. The undersides are pale brown in both sexes with small, white ringed black spots and a slight blue flush near the base. Flight from May to October. The major larval foodplant is Red Clover.