Syringa oblata Syringa oblata Syringa oblata is a species in the genus "Syringa", in the family Oleaceae. It is also known as early blooming lilac or broadleaf lilac. Similar to "Syringa vulgaris", but flowers earlier and has very different leaves. Most commonly seen lilac species in China. Gravelly mountains, roadsides, stream banks, thickets, valleys, and woods. 100-2600m altitude. China: Gansu, Hebei, Henan, Heilongjiang, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, and northwest Sichuan provinces. Korea: Throughout. Widely cultivated in most areas of China. Many hybrids are cultivated throughout Europe and the Americas, including numerous cultivars of "S." X "hyacinthiflora". "Oblata"
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