Syringa Syringa Syringa (lilac) is a genus of 12 currently recognized species of flowering woody plants in the olive family (Oleaceae), native to woodland and scrub from southeastern Europe to eastern Asia, and widely and commonly cultivated in temperate areas elsewhere. The genus is most closely related to "Ligustrum" (privet), classified with it in Oleaceae tribus Oleeae subtribus Ligustrinae. Lilacs are used as food plants by the larvae of some Lepidoptera species including copper underwing, scalloped oak and Svensson's copper underwing. They are small trees, ranging in size from tall, with stems up to diameter. The leaves are opposite (occasionally in
Gothenburg Botanical Garden their wild habitats. The pretty Herb Garden, the lush beds of perennials and not least the Kitchen Garden with its crop rotation and typically Swedish syringa arbour are all interesting in their special ways. The Gothenburg Botanical Garden has been well to the fore with a new outlook on how to grow annual plants; the so-called summer blooming concept. As many as 16,000 plant species can be seen out-of-doors as well as 4,000 species in the greenhouses. Among them are Sweden’s finest collection of 1,500 orchids and the unique Toromiro Tree ("Sophora toromiro") from Easter Island. This tree has become