You selected Galium asprellum var. tokyoense (Makino) Nakai. This is a synonym for:

Accepted scientific name:
Galium dahuricum Turcz. ex Ledeb. (accepted name) 1 literature reference for Galium dahuricum Turcz. ex Ledeb.
Synonyms:
Galium asprellum var. dahuricum (Turcz. ex Ledeb.) Maxim. (synonym) 1 literature reference for Galium asprellum var. dahuricum (Turcz. ex Ledeb.) Maxim.
Galium asprellum var. tokyoense (Makino) Nakai (synonym) 1 literature reference for Galium asprellum var. tokyoense (Makino) Nakai
Galium dahuricum var. fructoglabrum Maxim. (synonym) 1 literature reference for Galium dahuricum var. fructoglabrum Maxim.
Galium dahuricum var. leiocarpum Nakai (synonym) 1 literature reference for Galium dahuricum var. leiocarpum Nakai
Galium dahuricum var. manshuricum (Kitag.) H.Hara (synonym) 1 literature reference for Galium dahuricum var. manshuricum (Kitag.) H.Hara
Galium dahuricum var. tokyoense (Makino) Cufod. (synonym) 1 literature reference for Galium dahuricum var. tokyoense (Makino) Cufod.
Galium manshuricum Kitag. (synonym) 1 literature reference for Galium manshuricum Kitag.
Galium tokyoense Makino (synonym) 1 literature reference for Galium tokyoense Makino
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Rubiales
Family Rubiaceae
Genus Galium
Distribution: Russian Far East to Korea, Japan
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=86169&repSynonym_id=-9998&name_id=86169&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:f11fb334-29c1-102b-9a4a-00304854f820:ac2010