Marine Blue Butterfly
*Thanks to Wikipedia,
The wingspan is 22–29 mm. Adults are on wing from April to September in the north and all year round in south.
The larva feed on Astragalus, Amorpha californica, Acacia greggii, Dalea purpurea, Dolichos lablab, Galactia, Glycyrrhiza lepidota, Prosopis glandulosa, Lysiloma thornberi, Lathyrus odoratus, Medicago sativa, Lotus scoparius dendroides, Phaseolus, Wisteria sinensis and Plumbago.