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Question : Differentiate pinnate unicostate with palmate multicostate venation.

Answer»

Solution :Pinnate unicostate venation:
It has only one mid rib at the centre from which lateral branches arise and FORM a network.
Palmate multicostate venation:
There are two or more principal veins ARISING from a point antl proceed upwards.
Pinnate unicostate and Palmate multicostate types of venation OCCUR both in reticulate and PARALLEL venation.


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