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10. Compare pinnate unicostate andpalmate multicostate venation?

Answer»

Reticulate venation has two sub-types : (i) Pinnate or Unicostate reticulate venation: The lamina has a single principal vein or midrib extending from base to the apex. ... (ii) Palmate or Multicostate reticulate venation : The lamina has more than one equally prominent or principal veins.



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