You selected Croton matourensis var. sericeus (Lam.) Müll.Arg. This is a synonym for:

Accepted scientific name:
Croton matourensis Aubl. (accepted name) 1 literature reference for Croton matourensis Aubl.
Synonyms:
Croton benthamianus (Müll.Arg.) Lanj., nom. illeg. (synonym) 1 literature reference for Croton benthamianus (Müll.Arg.) Lanj., nom. illeg.
Croton cyathodenus Desv. ex Lanj. (synonym) 1 literature reference for Croton cyathodenus Desv. ex Lanj.
Croton impetiginosus Poepp. ex Baill. (synonym) 1 literature reference for Croton impetiginosus Poepp. ex Baill.
Croton kavanayensis Steyerm. (synonym) 1 literature reference for Croton kavanayensis Steyerm.
Croton lanjouwensis Jabl. (synonym) 1 literature reference for Croton lanjouwensis Jabl.
Croton matourensis var. benthamianus Müll.Arg. (synonym) 1 literature reference for Croton matourensis var. benthamianus Müll.Arg.
Croton matourensis var. genuinus Müll.Arg. (synonym) 1 literature reference for Croton matourensis var. genuinus Müll.Arg.
Croton matourensis var. poeppigianus Müll.Arg. (synonym) 1 literature reference for Croton matourensis var. poeppigianus Müll.Arg.
Croton matourensis var. sericeus (Lam.) Müll.Arg. (synonym) 1 literature reference for Croton matourensis var. sericeus (Lam.) Müll.Arg.
Croton pakaraimae Jabl. (synonym) 1 literature reference for Croton pakaraimae Jabl.
Croton polystachyus Spreng. (synonym) 1 literature reference for Croton polystachyus Spreng.
Croton sericeus Lam. (synonym) 1 literature reference for Croton sericeus Lam.
Luntia sericea Raf. (synonym) 1 literature reference for Luntia sericea Raf.
Oxydectes matourensis (Aubl.) Kuntze (synonym) 1 literature reference for Oxydectes matourensis (Aubl.) Kuntze
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Malpighiales
Family Euphorbiaceae
Genus Croton
Distribution: C. & S. Trop. America
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=50498&repSynonym_id=-9998&name_id=50498&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:2787107a-60a7-102d-be47-00304854f810:ac2010