A floral diagram represents a drawing of a flower as it would appear if all parts were at the same level. Unlike the floral formula, a floral diagram is actually a good representation of a picture of the flower.
PARTS OF FLORAL DIAGRAM
The basic parts of the flowers are the Sepal, the Petal, the Stamen and the Pistil, Represented like this:
3 of the basic parts of the diagram are called attached parts, they are the Sepal, the petal and the Stamen.
If there are fused parts, then it would be represented like this:
AN EXAMPLE OF A FLORAL DIAGRAM COULD BE THE HIBISCUS ROSA-SINESIS.