Some of these paintings have something of an Impressionist aspect to them and they were tributes as he had an absolute reverence for most, if not all, of the painters of the Impressionist period. Cezanne was a particular favorite. This was largely because of Cezanne's style but also because of his determination. In his latest years, Cezanne's hands were so badly-afflicted by arthritis that he could only paint with the brush strapped to his hand.
Flowers I (Close-up)
Flowers with Vase
Hill-side Wildflowers (Close-up)