Juliette Wytsman-Trullemans (July 14, 1866-March 8, 1925) was a Belgian impressionist painter of landscapes and gardens.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Juliette_Wytsman
Chrysanthèmes roses by Juliette Wytsman
No date / Oil on canvas / 25-4/5″x17″ / Private collection
Juliette Wytsman on Artnet: http://www.artnet.com/artists/juliette-wytsman/
Further reading;
The Misty Miss Christy 