Daniel Holik Varigated Succlents U.S. National Arboretum, Washington, DC 2009
Daniel Holik Coleusand Tropicals U.S. National Arboretum, Washington, DC, 2007 0
Daniel Holik GoldenIs land U.S. National Patuxent Wildlife Center, Beltsville, MD 2009
Daniel Holik June Lily Pads U.S. National Arboretum, Washington, DC 0
Daniel Holik Summer Canna U.S. National Arboretum, Washington, DC 0
Daniel Holik Embedded Leaves U.S. National Arboretum, Washington, DC 2009
Daniel Holik Golden Tree U.S. National Arbooretum, Washington, DC 0
Daniel Holik Cypress Leaves On Pond U.S. National Arboretum, Washington, DC 2009