Western Pygmy Blue
Appearance: Above, both wings with blue only in basal area, the remainder of the wings are copper with a white fringe. Below, wings are two-toned with gray at the base and copper toward the edges. Hindwing has four pronounced marginal dots with iridescence.
Size: Small; 3/8 to 3/4 inch
Habitat: Salty marshes, alkaline, and other disturbed areas
Season: Spring to fall in southern U.S.; northern sightings are probably emigrants or their summer offspring
Larval Foodplant: Goosefoot Family such as Lambsquarter, Salt Bush, and Russian Thistle
Did You Know…
This is the smallest butterfly occurring in North America. It is slow and low flying and easily overlooked.
Species Gallery (click to enlarge)