You selected Carex longii var. meridionalis (Kük.) G.A.Wheeler. This is a synonym for:

Accepted scientific name:
Carex longii subsp. meridionalis (Kük.) Luceño & Alves (accepted name) 1 literature reference for Carex longii subsp. meridionalis (Kük.) Luceño & Alves
Synonyms:
Carex albolutescens var. meridionalis Kük. (synonym) 1 literature reference for Carex albolutescens var. meridionalis Kük.
Carex longii var. meridionalis (Kük.) G.A.Wheeler (synonym) 1 literature reference for Carex longii var. meridionalis (Kük.) G.A.Wheeler
Carex meridionalis (Kük.) Herter (synonym) 1 literature reference for Carex meridionalis (Kük.) Herter
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Liliopsida
Order Poales
Family Cyperaceae
Genus Carex
Species Carex longii
Distribution: NE. Argentina to Uruguay
Additional data: -
Source database: World Checklist of Selected Plant Families, 27 Nov 2009
Latest taxonomic scrutiny: Govaerts R., 21-Jun-2005
Online resource: http://apps.kew.org/wcsp/namedetail.do?accepted_id=228270&repSynonym_id=-9998&name_id=228270&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:f66ace3c-29c1-102b-9a4a-00304854f820:ac2010