👉 Cleistothecia is a term used in the field of botany to describe a type of flowering plant characterized by its unique arrangement of flowers and their association with insects. It refers to plants that have a single flower, which usually stands alone or grouped together in clusters called "cleistochoria." The term was first used by the botanist William Struthers in 1839 and is now commonly recognized as a synonym for the term "cleistothecia