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David Attenborough: The Fascinating Life Cycle of Desert Plants | Nature Bites
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some desert plants that live in
exceptionally hot dry conditions take
even more drastic measures
leaves are very thin and have a large
surface area so they lose a lot of
moisture in heat and many desert plants
have done without them altogether
instead the valuable green pigment
develops in the stems
and desert stems are often very thick
and swollen and that enables a plant to
store water in them not only that
but some desert plants have pleats in
these stems
so that when there is a sudden rainstorm
those ridges can suck up all the
moisture while it's there and expand in
order to hold it
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