Missouri Botanical Gardens
From the website:
About MBG
"To discover and share knowledge about plants and their environment, in order to preserve and enrich life."
-Missouri Botanical Garden Mission
Founded
in 1859, the Missouri Botanical Garden is one of the oldest botanical
institutions in the country and a National Historic Landmark. The
Garden is a center for botanical research and science education, as
well as an oasis in the city of St. Louis-79 acres of beautiful
horticultural display, including a 14-acre Japanese strolling garden,
the Climatron® conservatory, and Garden founder Henry Shaw's original
1850 estate home. Visit today!