You selected Alchornea sidifolia forma pycnogyne (Müll.Arg.) Pax & K.Hoffm. This is a synonym for:

Accepted scientific name:
Alchornea sidifolia Müll.Arg. (accepted name) 1 literature reference for Alchornea sidifolia Müll.Arg.
Synonyms:
Alchornea columnularis Müll.Arg. (synonym) 1 literature reference for Alchornea columnularis Müll.Arg.
Alchornea pycnogyne Müll.Arg. (synonym) 1 literature reference for Alchornea pycnogyne Müll.Arg.
Alchornea sidifolia Baill. (synonym) 1 literature reference for Alchornea sidifolia Baill.
Alchornea sidifolia forma eusidifolia Pax & K.Hoffm. (synonym) 1 literature reference for Alchornea sidifolia forma eusidifolia Pax & K.Hoffm.
Alchornea sidifolia forma intermedia Pax & K.Hoffm. (synonym) 1 literature reference for Alchornea sidifolia forma intermedia Pax & K.Hoffm.
Alchornea sidifolia forma pycnogyne (Müll.Arg.) Pax & K.Hoffm. (synonym) 1 literature reference for Alchornea sidifolia forma pycnogyne (Müll.Arg.) Pax & K.Hoffm.
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Malpighiales
Family Euphorbiaceae
Genus Alchornea
Distribution: SE. & S. Brazil to Argentina (Misiones)
Additional data: -
Source database: World Checklist of Selected Plant Families, 27 Nov 2009
Latest taxonomic scrutiny: Govaerts R., 11-Nov-2003
Online resource: http://apps.kew.org/wcsp/namedetail.do?accepted_id=5844&repSynonym_id=-9998&name_id=5844&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:f2820f6a-29c1-102b-9a4a-00304854f820:ac2010