Syringa oblata subsp. dilatata Syringa oblata subsp. dilatata Syringa oblata subsp. dilatata, also known as Korean early lilac, is a subspecies of the species "Syringa oblata" in the genus "Syringa", in the family Oleaceae. Gravelly mountains, 100-700m altitude. China: Jilin and Liaoning provinces. Korea: Throughout. Widely cultivated. Notable cultivars include: "Oblata" from the modern Latin "oblatus", meaning 'somewhat flattened at the ends, oval, oblate'. "Dilatata" means 'widened', 'spread out', or 'dilated'. "Syringa" is derived from the Greek word "syrinx", meaning 'pipe' or 'tube'. Named for the use of its hollow stems to make flutes. In Greek mythology, the nymph Syringa was changed into a
Gracillaria arsenievi lower side. The cocoon is situated on the edge of a living leaf around the leaf roll. It is whitish and boat-shaped. The species probably hibernates in the adult stage. 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