A floral diagram is "the diagrammatic representation of the ground part of a flower illustrating the number, arrangement and interrelationship of j various floral parts. The special features, which a floral diagram informs, are :
- Symmetry of the flower.
- Sex of the flower.
- Bracts present or absent, bracteoles present or absent position of bracts and bracteoles in relation to other floral parts
- Number of floral cyclic.
- Number of floral parts.
- Position of odd sepal or odd petal, if the number of sepal or petal is odd.
- Aestivation of sepals and petals.
- Number of stamens arranged in one or more than one whorl, their position in relation to S petals, attachment of stamens with petals of free,adelphous condition, monothecous or bithecous,extrose or introse.
- Number of carpels, free or fused, number of locules, number of ovules in each locule, type of placentation, any special feature.
- Position of floral parts in relation with the mother axis.