Syringa vulgaris four-lobed apex 5–8 mm across, usually lilac to mauve, occasionally white. They are arranged in dense, terminal panicles long. The fruit is a dry, smooth, brown capsule, 1–2 cm long, splitting in two to release the two-winged seeds. "Syringa vulgaris" was first formally described by Carl Linnaeus in 1753 and the description was published in "Species Plantarum". The specific epithet ("vulgaris") is a Latin word meaning "common" or "usual". Lilacs—both "S. vulgaris" and "S." × "persica" the finer, smaller "Persian lilac", now considered a natural hybrid—were introduced into northern European gardens at the end of the 16th century, from Ottoman
Botanic Garden of the Irkutsk State University Botanic Garden of the Irkutsk State University The Botanic Garden of the Irkutsk State University is a botanic garden in Irkutsk, Siberia, Russia. It is the only botanic garden in Baikalian Siberia (the Lake Baikal region) and is known as the Irkutsk Botanic Garden. Its mission is "to protect and enrich the flora of the Lake Baikal area and the world for people through public education, collection, propagation, research, and conservation of plants"."" The garden is principally an educational and scientific tool for the university and maintains the largest living plant collection in the region (more than 5000 plant taxa),