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An investigation of the effect of a named abiotic factor upon Marram grass distribution in a sand dune system
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An investigation of the effect of a named abiotic factor upon Marram grass distribution in a sand dune system Aim: to investigate the effect of a named abiotic factor upon Marram grass distribution in a sand dune system Background information: Marram grass is a xerophytic plant, meaning that it is a plant that is adapted to living in a dry arid habitat. Therefore it is most likely to be found on sand dunes, where the water is minimal and also where, closer to the shore (if the sand dunes are by the sea), there is a higher salt content, lowering the water potential. Marram grass has many adaptations to living in the sand dunes, for example its leaf blades curve with the stomata on the inside, to reduce evaporation due to heat or wind (transpiration), also this provides a moist microclimate around the stomata (ref. Biozone international). Marram grass blades also have...
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