It is found in most of Europe,[1] Kyrgyzstan, Iran[2] and North America.

[3] The forewings are dark slaty-fuscous, often paler-sprinkled, the stigmata hardly perceptible.

The larva is blackish-grey; on 2-4 dorsal line and segmental incisions obscurely whitish; spiracular series of whitish spots; head and plate of 2 black.

[4][5][6][7] Adults are on wing from May to June and again from August to September in two generations per year.

[8] The larvae feed on various herbaceous plants, including Anthyllis vulneraria, Chamaecytisus, Coronilla, Cytisus, Dorycnium rectum, Galega officinalis, Glycine max, Hymenocarpos circinnatus, Lathyrus pratensis, Lathyrus tuberosus, Lotus corniculatus, Medicago lupulina, Medicago sativa, Melilotus alba, Onobrychis viciifolia, Ononis repens, Ononis rosifolia, Ononis spinosa, Ornithopus, Oxytropis pilosa, Phaseolus vulgaris, Psoralea bituminosa, Trifolium pratense, Trifolium repens, Trigonella monspeliaca, Vicia cracca and Vicia faba.