Syringa josikaea Syringa josikaea Syringa josikaea, the Hungarian lilac, is a species of lilac, native to central and eastern Europe, in the Carpathian Mountains in Hungary, Romania, and western Ukraine. It is a deciduous shrub growing to a height of 2–4 m. The leaves are elliptic-acute, 6–12 cm long, with a finely hairy margin. The flowers are dark pink, with a tubular base to the corolla 15 mm long with a narrow four-lobed apex 3–4 mm across, with a strong fragrance; they are produced in slender panicles up to 15 cm long in early summer. The fruit is a dry, smooth brown
Gracillaria arsenievi Gracillaria arsenievi Gracillaria arsenievi is a moth of the family Gracillariidae. It is known from the island of Hokkaidō in Japan and the Russian Far East. The wingspan is 10-13.2 mm. The larvae feed on "Fraxinus americana", "Fraxinus chinensis", "Fraxinus mandshurica", "Fraxinus pennsylvanica", "Syringa amurensis", "Syringa reticulata" and "Syringa vulgaris". They mine the leaves of their host plant. The mine starts as upper epidermal and tortuous-linear, and later becomes a blister-like blotch. The leaf roll made by the larva of the late instars is conical or trigonal, always rolled up from the tip of the leaf or leaflet on the