The Huasochugo archaeological center extends over 5 km2, on the crest of three ledges and plains of the hill of the same name, on the left bank of the La Vega river, Shulgán hamlet, Huaso district, Julcán province, La Libertad region, Peru (3,739 masl and 8°16'15.03''S 78°27'55.03''W). It presents cultural (extension, edged stone architecture and planning) and natural importance. The preliminary study of flora and fauna is disclosed. The Flora presents 69 species, 56 genera and 30 families. Two fern families, one gymnosperm family (Ephedraceae) and 27 angiosperm families (24 families are dicots and three are monocots). Asteraceae registers the largest number of species (16 sps.; 23.19%). 16 species are endemic. Lupinus otuzcoensis C.P. Sm. (Fabaceae), Quinchamalium elongatum Pilg. (Schoepfiaceae) and Jaltomata mionei S. Leiva & Quip. (Solanaceae) are Endangered (EN). The main bio...