Alphonse Mucha: Amethyst/ L’Amethyste (1900) A beautiful Art Nouveau Lady. Alfons Maria Mucha, often known in English and French as Alphonse Mucha, was a Czech Art Nouveau painter and decorative artist, known best for his distinct style. He produced many paintings, illustrations, advertisements, postcards, and designs. Mucha’s work has continued to experience periodic revivals of …