Berthe Morisot, the first female impressionist, was the sister-in-law of this "Luncheon on the Grass" painter
He was one of the first 19th-century artists 
to paint ... His early masterworks, The Luncheon on the Grass (Le djeuner sur l'
herbe) and .... Paul Czanne and Camille Pissarro through another painter, 
Berthe Morisot, who was a member of the group and drew him into their activities.