Question

write the advantage and disadvantage of floral diagram and floral formula​

Answer 1

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• Floral diagram is a graphic representation of flower structure. It shows the number of floral organs, their arrangement and fusion. Different parts of the flower are represented by their respective symbols. Floral diagrams are useful for flower identification or can help in understanding angiosperm evolution. They were introduced in the late 19th century and are generally attributed to A. W. Eichler.[1]
• Anagallis arvensis
• floral diagram of Anagallis arvensis
• Floral diagram of Anagallis arvensis.[1]:307 The dot represents the main axis, green structure below is the subtending bract. Calyx (green arcs) consists of five free sepals; corolla (red arcs) consists of five fused petals. Antepetalous stamens are joined to petals by hairy filaments. Ovary is superior, placentation is free central and the ovules are atropous.

Answer 2

Answer:

It is clear that floral formulae have a clear advantage over lengthy descrip- tions, as the structure of a flower can be presented in a suc- cinct way, accessible to any reader. As such floral formulae are a powerful incentive for consistent observations and also a valuable teaching tool

Explanation:

floral formulae have a disadvantage to show any spatial arrangements or any conspicuous special structures, such as nectaries, coronas or appendages.

It shows the number of floral organs, their arrangement and fusion. Different parts of the flower are represented by their respective symbols. Floral diagrams are useful for flower identification or can help in understanding angiosperm evolution

floral diagrams in that it is difficult to describe the position of organs in the flower.

hope it helps