Identification: Form "leda" has upperside of forewing brown with pale blue at the base; hindwing mostly pale blue. Form "ines" with larger areas of pale blue. Underside grayish; form "leda" with red postmedian line bordered by white; form "ines" has black postmedian line with little or no red. Wing Span: 3/4 - 7/8 inch (1.9 - 2.2 cm). Life History: Eggs are laid singly on flowers of the host tree; caterpillars eat flowers. Flight: Two flights from October-November. Caterpillar Hosts: Mesquite trees (Prosopis species) in the pea family (Fabaceae). Adult Food: Flower nectar including mesquite and seepwillow. Habitat: Desert thorn scrub, mixed woodland. Range: Mexico and Baja California north into southern Arizona and southern California.
