Syringa komarowii Syringa komarowii Syringa komarowii is a species of lilac native to central China, commonly called nodding lilac. It is native to the Provinces of Gansu, Hubei, Shaanxi, Sichuan, Yunnan. It is a shrub growing to 3–6 m tall, with erect branches. The leaves are oval-oblong, 5–19 cm long and 2–7 cm broad. The flowers are fragrant and range in colour from pink to mauve, sometimes with a white base; they are produced in early summer on panicles 4–25 cm long and are attractive to bees, butterflies, and birds. The panicles often hang limply, which is how the plant got its
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