Arnold Arboretum

Lilac Sunday in May This 265-acre park, owned by the City of Boston and on long-term lease to Harvard University, displays world-renowned collections of shrubs and trees for education and research, including maples, crabapples, lilacs, rhododendrons, and conifers. As the oldest arboretum in the country, the Arnold Arboretum contains trees and shrubs from around the world, with special emphasis on plants native to Asia and New England.

Lilacs in bloom (May)

Tour the Parks   Franklin Park   Arnold Arboretum    Jamaica Park   Olmsted Park   
The Riverway
  The Back Bay Fens

http://www.emeraldnecklace.org/arboretu.htm