Syringa Last in the Dooryard Bloom'd", by Walt Whitman, lilacs are a reference to Abraham Lincoln. "Syringa vulgaris" is the state flower of New Hampshire, because it "is symbolic of that hardy character of the men and women of the Granite State" (New Hampshire Revised Statute Annotated (RSA) 3:5). Several locations in North America hold annual Lilac Festivals, including: Species and subspecies currently accepted as of July 2016: 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
Chicago Botanic Garden by John O. Simonds and Geoffrey Rausch. Several famous buildings have been designed by well-known architects since 1976. The Chicago Botanic Garden opened the Daniel F. and Ada L. Rice Plant Conservation Science Center, located at the south end of the garden, to the public on September 23, 2009. In September 2010, the Plant Science Center earned a GOLD LEED (Leadership in Energy and Environmental Design) rating from the U.S. Green Building Council because of its sustainable design. The Chicago Botanic Garden conserves rare plant species, and is working with regional, national and international organizations on behalf of plant conservation.