Three new species of Carex (Cyperaceae) from Argentina anda range extension for C. ecuadorica

Resumen

Three new species of Carex (Cyperaceae) are described from southern South America. Carex andicola G.A. Wheeler (sect. Foetidae) occurs in the Andes of Argentina and Chile, with a disjunct population also known from the Sierra de Córdoba in southwestern Córdoba Province (Argentina). Carex pseudomacloviana G.A. Wheeler (sect. Ovales) is known from a few sites in Salta and Tucumán provinces, Argentina, and C. tucumanensis G.A. Wheeler (sect. Pseudocypereae) is known only from the type locality in Tucumán Province. Additionally, C. ecuadorica Kük. (sect. Foetidae) is reported for the first time in Argentina and Bolivia.