Elachista tengstromi is a moth of the family Elachistidae found in Europe and Japan. The moth was formerly considered to be a form of Elachista regificella.
Description The wingspan is .
The larvae feed on hairy wood-rush (Luzula pilosa).
Distribution It is found from Fennoscandia to Switzerland and Austria, and from Great Britain to Poland. It is also found in Japan.
References
External links Lepidoptera of Sweden