Flowers are among the kitschiest subjects—along with kids and pets. It would seem impossible to address them in modern and contemporary art except in a repressed or ironic mode: Think of Mondrian paying the devil for his Neo-Plasticist heaven with secretly executed floral still lifes, or Warhol rolling hibiscus blossoms off his assembly line in 1964 as the provocatively anodyne sequel to car crashes and electric chairs. Yet the roster of contemporary artists who have contemplated flowers is remarkable: Ellsworth Kelly, Charles Ray, Jay DeFeo, Christopher Williams, Peter Fischli and David