- A Pinnate venation
- B Unicostate reticulate venation
- C Multicostate parallel venation
- D Palmate reticulate venation
Correct answer: B. Unicostate reticulate venation
Explanation: Calophyllum shows unicostate reticulate venation with a prominent midrib and numerous lateral veins running parallel to each other but connected by smaller veinlets. It looks superficially parallel but has reticulate connections.
Concept context
Internal tissue organisation: meristems, permanent tissues (xylem, phloem, parenchyma), and secondary growth. Frequently tested in NEET.