Lasionycta leucocycla

Lasionycta leucocycla is a species of moth of the family Noctuidae. It can be found in Scandinavia, Siberia and northern North America.
The wingspan is 22–28 mm. The moths fly from June to July.
Adults feed on the nectar of Silene acaulis, Mertensia paniculata and Senecio species, probably Senecio lugens.
The larvae feed on Dryas octopetala and Astragalus species.

Subspecies

Lasionycta leucocycla dovrensis
Lasionycta leucocycla altaica
Lasionycta leucocycla leucocycla
Lasionycta leucocycla moeschleri
Lasionycta leucocycla hampa
Lasionycta leucocycla albertensis
Lasionycta leucocycla magadanensis

Lasionycta leucocycla dovrensis is formally treated as a subspecies of Lasionycta leucocycla, but might be a valid species, in which case Lasionycta leucocycla altaica would probably be a subspecies of Lasionycta dovrensis.

Former subspecies

Lasionycta leucocycla kenteana
Lasionycta leucocycla mongolica
Lasionycta leucocycla subfumosa

Lasionycta leucocycla flanda was raised to species level as Lasionycta flanda.