The Central Andean puna is a montane grasslands and shrublands ecoregion in the Andes of southern Peru, Bolivia, and northern Chile and Argentina.
Setting The landscape in this ecoregion consists of high mountains with permanent snow and ice, meadows, lakes, plateaus, and valleys. It transitions to the Central Andean wet puna to the north and the Central Andean dry puna to the south. Elevations range from .
Climate The climate is Köppen climate classification cold semi-arid. Precipitation ranges from per year.
Flora Flora consists typically of open meadows with rocks, bunchgrass, herbs, moss, and lichen. Grasses are represented by the genera Calamagrostis, Agrostis, and Festuca. Parastrephia lepidophylla and Margyricarpus are small bush species found here. Azorella compacta and Puya raimondi are shared with the wet puna. Polylepis, Buddleja, and Escallonia are trees found at lower elevations.
Fauna Darwin's rhea (Pterocnemia pennata) and the puna mouse (Punomys lemminus) are endemic bird and mammal species found here. Vicuña (Vicugna vicugna), guanaco (Lama guanicoe), chinchilla (Chinchilla brevicaudata), and viscacha (Lagidium) are also present. Threatened bird species include the royal cinclodes (Cinclodes aricomae), the tamarugo conebill (Conirostrum tamarugense), James's flamingo (Phoenicopterus jamesi), and the giant coot (Fulica gigantea).
Protected areas 18.68% of the ecoregion is in protected areas. These include: Tariquía Flora and Fauna National Reserve Cordillera de Sama Biological Reserve Aymara Lupaca Reserved Zone Salinas and Aguada Blanca National Reservation Cotahuasi Subbasin Landscape Reserve
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