Mellifluous means "sweetly or musically pleasing to the ear." It is typically used to describe sounds, especially voices.
Flowers can be beautiful, fragrant, or vibrant, but they do not have a sound.
Here are some examples of how to use "mellifluous" correctly:
* "The singer's voice was mellifluous."
* "The mellifluous music filled the concert hall."
* "Her words were mellifluous and soothing."
To describe flowers, you could use words like:
* Fragrant
* Luminous
* Vibrant
* Exquisite
* Gorgeous