Resumen

SALDIVIA, Patricio  y  ROJAS, Gloria. NEW RECORDS AND ANTECEDENTS OF THE CACTACEAE FAMILY TO CHILE IN AISEN REGION. Gayana Bot. [online]. 2008, vol.65, n.2, pp. 198-208. ISSN 0717-6643.  doi: 10.4067/S0717-66432008000200006.

Maihuenia patagónica (Phil.) Britton & Rose ana Pterocactus australis (F.A.C.Weber) Backeb. are pointed for the first time in to the Chilean vascular flora. Furthermore, it is given new information about the distribution and ecology of other three species of Cactaceae located at Aisen Region. All species were registered in Chile only on the southern edge of the General Carrera Lake, in the region. There is included for each species a detailed description, their distribution, flora and associated vegetation, ecological aspects and it is proposed a classification about their conservation status in Chile.

Palabras clave : Cactaceae; Maihueniapatagónica; Pterocactus australis; new records; Chilean flora.