Write a short note on Megasporophyll of Cycas


Megasporophylls are the female reproductive structure of Cycas. They are arranged in loose acropetal succession at the tip of the stem but they are not organized interest ocones. The megasporophylls are leaf-like structure. Each is differentiated into lower (proximal) petiole, middle ovule bearing region and upper pinately dissected sterile region. Each megasporophyll bears 1-5 pairs of ovules. The ovules of Cycas are perhaps the largest in plant kingdom.

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