Thymelicus sylvaticaThymelicus sylvatica is an eastern Palearctic butterfly in the Hesperiidae. The species can be found in Amur, Ussuri, southwest China, Korea, and Japan.The larva feeds on Calamagrostis, Bromus, Agropyron, Brachypodium, Carex.SubspeciesT. s. sylvaticaT. s. astigmatus T. s. teneprosus T. s. occidentalis T. s. nishimurai Hamada et Fujioka, 1997