Highly chemical compound associated with certain cell walls of plants and green algae, as associated with the of the former.

Sporopollenin contributes substantially to the of both spores and pollen as produced by plants.

Sporopollenin represents one of the important adapatations that allowed plants to conquer land, which in this case allowed a dissemination of spores as well as pollen in otherwise desiccating environments, i.e., .

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