Exotic naturalized flora of continental Portugal – A reassessment

Helena Freitas, João Domingues de Almeida

Resumen


Six years after our last study on the exotic naturalized flora of continental Portugal, we present a reassessment. In 1999, we have considered the existence of 500 exotic species of vascular plants (invasive or more or less naturalized). From 1999 until now 64 new plant species records were added (12.8 % more), attaining now a total number of 564 taxa (including, as in precedent works, species, subspecies and some hybrids), belonging to 113 families.

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Botanica Complutensis
ISSN 0214-4565
ISSN-e 1988-2874

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