Carnivorous Plants

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carbohydrate which is utilized as cellular energy, plant
growth and development. Water, carbon dioxide, nutrients and minerals are also
needed for survival. In wetlands, where stagnate water contains acidic
compounds and chemicals from decaying organic matter many plants have a
difficult time obtaining necessary nutrients. It is in these nutrient poor
conditions that some plants evolved different ways of obtaining nutrients. The
ability of carnivorous plants to digest nitrogen -rich animal protein enables
these plants to survive in somewhat hostile environments.
The evolution of carnivorous plants is speculative due to the paucity of
the fossil record. It is believed that plant carnivory may have evolved millions
of years ago from plants whose leaves formed depressions that retained rain
water. Small insects would sometimes fall into these water reservoirs and drown,
eventually being decomposed by bacteria in the water. The nutrients from the
insects would be absorbed by the ...

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Australia Passive flypaper
Cephalotaceae Cephalotus 1 S.W.
Australia Passive pitfall Dioncophyllaceae
Triphyophyllum 1 West Africa Passive flypaper
Droseraceae Aldrovanda 1 Europe, Asia,
Africa, Australia Active
Dionaea 1 North & South Carolina
Active steel Family Genus # of species
Geographic Distribution Type of Trap
Drosera 120 Omnipresent Passive
flypaper
Drosophyllum 1 Morocco, Portugal, Spain
Passive flypaper Nepenthaceae Nepenthes 71
East ...

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