Some flowers are bilaterally symmetrical or zygomorphic or mono-symmetric as in these flowers only possible to draw a single line of symmetry through them. Whereas some flowers are radially symmetrical or actinomorphic or poly-symmetric. In them, many lines of symmetry can be drawn. Besides, some flowers are asymmetrical.
Orchid flowers show extreme bilateral symmetry. In Daisy flowers head or capitulum is radially symmetrical capitulum and ray florets are bilateral symmetry. Rose flower is radially symmetrical and Wisteria flowers are bilaterally symmetrical.