April 25 2014
The Morton Arboretum
May 17 2013
The Morton Arboretum
August 10 2010
The Morton Arboretum
2017
Westwood, Murphy, Jerome, Diana, Beckman Bruns, Emily, Wenzell, Katherine, Kua, Chai-Shian
October 23 2014
Hedborn Jr., Edward A.
July 22 2015
Brown, Deborah J. G.
2005 – 2012
Hagstrom, John
2019
The Morton Arboretum
2016