Unique fern sucks nutrients from the soil using dead "zombie leaves"

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Plant biology professor James Dalling and colleagues discovered that some tree ferns recycle their dead fronds into roots

Ordinarily, once a fern's leaf fronds have died, the plant has no further use for them. Such is not the case with the Cyathea rojasiana fern, though – a scientist has discovered that its dead fronds become "zombie leaves" which suck nutrients from the soil.

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