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Plants of all species have evolutionalised diverse internal structures that help it to reproduce in a new environment. Some species are dependent on water and others on wind and animals to spread their pollen/sperm to an egg. Whatever category one particular species falls in, its structures are in direct relationship to its success in colonising a new environment. This report will look at two different species of plants that function differently to each other. I will show reasons as to why these plants go about reproducing in diverse ways. The scope of my essay will target ferns and flowering plants, because they have adapted different internal structures to each other and can sometimes co-exist in the same environment. Ferns are dependent on water. This means that the sexual part of their life-style is restricted to water, because they retain swimming sperm. A direct result of this limits their po