Art Nouveau iridescent glass vase, produced by the Bohemian art glass firm Loetz in the Candia Papillon decor, dating to circa 1900-1905. The vase exhibits an iridescent finish with yellow and gold tones complemented by purple highlights, designed to emulate the appearance of a butterfly wing. Crafted in a distinctive double-gourd shape with a ruffled, floriform rim, the piece demonstrates Loetz's renowned artistry and innovative techniques. Dimensions are 14 high x 6 wide x 6 deep. Loetz was a leading producer of Art Nouveau glass in the late 19th and early 20th centuries, recognized for their superior quality and creative designs.