A seagrass meadow stemming from a single hybrid plant has extended its reach across more than 180 kilometers—an area the size of Washington, D.C.
It sounds like the stuff of science fiction: Two closely related species hybridize and create a superorganism whose growth and expansion seems unstoppable. That’s what’s happened in Western Australia’s Shark Bay, researchers say, where a seagrass meadow stemming from a single hybrid plant has extended its reach across more than 180 kilometers—an area the size of Washington, D.C.
Two years ago, scientists discovered some of the seagrass there was a clone of a Poseidon’s ribbon weed that had 40 chromosomes instead of the typical 20. They think half those chromosomes may come from the ribbon weed and half from an unknown species., the scientists report today in the
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