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   Abrus precatorius (shrub)
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         Interim profile, incomplete information
         General Impact

    In Florida Abrus precatorius a nitrogen fixer, is reported to alter soil nutrient status where present in large stands. It is also suspected to have allelopathic effects that could alter native species recruitment (Gordon, 1998).

    A study Lindon & Menges (2008) conducted in south-Central Florida on the impacts of smoke on the germination of seeds found that A. precatorius was among three species that showed significant positive germination percentages after exposure to smoke. Lindon & Menges (2008) observe that the high germination success of A. precatorius without exposure to smoke and even higher germination success when exposed to smoke is of concern as it could contribute to the spread of these species.




         Location Specific Impacts:
    Florida (USA) (United States (USA)) English 
    Modification of nutrient regime: In Florida Abrus precatorius a nitrogen fixer, is reported to alter soil nutrient status where present in large stands. It is also suspected to have allelopathic effects that could alter native species recruitment (Gordon, 1998).



ISSG Landcare Research NBII IUCN University of Auckland