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Gayana. Botánica

versión On-line ISSN 0717-6643

Resumen

DOMINGUEZ, Erwin; ELVEBAKK, Arve; MARTICORENA, Clodomiro  y  PAUCHARD, Aníbal. Alien plants in Torres del Paine National Park, Chile. Gayana Bot. [online]. 2006, vol.63, n.2, pp. 131-141. ISSN 0717-6643.  http://dx.doi.org/10.4067/S0717-66432006000200001.

We report 61 new records of alien plants for Torres del Paine National Park. The park is located in the Magellan Region (49°21'-51°08'S y 73°07'-74°52'O), with an area of 181.414 ha. The study area has 21 families, 65 genera and 85 alien species. The families with the largest number of species are Poaceae (22 spp.), Asteraceae (11 spp.) and Caryophyllaceae (7 spp.).The most important life form is perennial herb, with 52% of the species and annual herb with 34%. 88% of the alien species has a European origin. 36% species are considered invasive

Palabras clave : Non-indigenous plants; invasion species; Biosphere Reserve; Parque Nacional Torres del Paine; Chile.

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