How is the structure of prothallus of fern?

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The prothallus is the fern gametophyte. It is a green, photosynthetic structure that is one cell thick, usually heart or kidney shaped, 3â??10 mm long and 2â??8 mm broad. ... The underside of the prothallus is where the gametes are produced from the male and female organs
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It is gametophyte (haploid) stage of a fern or other pteridophyte. It is develped fron germinating spore (meiospore) Short loved ,heart shaped . Root like hairs present at lower suface called RHIZOIDE Sex organs are present below the apical notch Male organ - anthridium ( globose shaped) , female...
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It is gametophyte (haploid) stage of a fern or other pteridophyte. It is develped fron germinating spore (meiospore) Short loved ,heart shaped . Root like hairs present at lower suface called RHIZOIDE Sex organs are present below the apical notch Male organ - anthridium ( globose shaped) , female organ - archegonium (flask shaped) Some prothallus are colourless but some are green so can do photosynthesis ,produce energy required to grow gametes. read less
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