You selected Crocus sieberi var. sibthorpianus (Herb.) Nyman. This is a synonym for:

Accepted scientific name:
Crocus sieberi subsp. sieberi (accepted name)
Synonyms:
Crocus sibiricus Barr (synonym) 1 literature reference for Crocus sibiricus Barr
Crocus sibthorpianus Herb. (synonym) 1 literature reference for Crocus sibthorpianus Herb.
Crocus sibthorpianus var. angustifolius Herb. (synonym) 1 literature reference for Crocus sibthorpianus var. angustifolius Herb.
Crocus sibthorpianus var. latifolius Herb. (synonym) 1 literature reference for Crocus sibthorpianus var. latifolius Herb.
Crocus sibthorpianus var. stauricus Herb. (synonym) 1 literature reference for Crocus sibthorpianus var. stauricus Herb.
Crocus sieberi var. sibthorpianus (Herb.) Nyman (synonym) 1 literature reference for Crocus sieberi var. sibthorpianus (Herb.) Nyman
Crocus sieberi var. versicolor Boiss. & Heldr. (synonym) 1 literature reference for Crocus sieberi var. versicolor Boiss. & Heldr.
Crocus sieberianus Herb. (synonym) 1 literature reference for Crocus sieberianus Herb.
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Liliopsida
Order Liliales
Family Iridaceae
Genus Crocus
Species Crocus sieberi
Distribution: Kriti
Additional data: -
Source database: World Checklist of Selected Plant Families, 27 Nov 2009
Latest taxonomic scrutiny: Govaerts R., 28-Sep-2004
Online resource: http://apps.kew.org/wcsp/namedetail.do?accepted_id=329102&repSynonym_id=-9998&name_id=329102&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:2656ca2e-60a7-102d-be47-00304854f810:ac2010