A palynological analysis was performed on the sedimentary cover of Laguna Cea, located in the subbasin of the Simpson River in the Coyhaique region of southern Chile. The pollen record shows a landscape evolution from a woodland-type ecosystem covered by. POLIBOTÁNICA. 2011;(32):179-191. Accessed May 31, 2025. https://polibotanica.mx/index.php/polibotanica/article/view/851