What fraction of the world's plant species are found in rainforest?

Rainforests are some of the world's most ancient and complex ecosystems. They cover a mere 2% of the Earth, yet more than half of all plant and animal species live there. The rainforest is home to creatures as famous as the jaguar and poison dart frog, as well as lesser-known and even unidentified species.

there are over 20% of the worlds plants species in rainforests but also contain some of the worlds most rarest animal species as i said above.

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