A bud vase is a small, decorative vase that is used to display a single stem or a small bouquet of flowers. There are many synonyms for this term, including posy vase, mini vase, petite vase, small vase, and single stem vase. Some other variations of this type of vase include bottle vase, cylinder vase, and trumpet vase, depending on their shape and size. These vases are popular for displaying fresh flowers in tight spaces or as a decorative element on small tables or shelves. Regardless of the name, they are valued for their delicate beauty, simplicity, and understated elegance.