You selected Haworthia mucronata subsp. lockwoodii (Archibald) Halda. This is a synonym for:

Accepted scientific name:
Haworthia lockwoodii Archibald (accepted name) 1 literature reference for Haworthia lockwoodii Archibald
Synonyms:
Haworthia mucronata subsp. lockwoodii (Archibald) Halda (synonym) 1 literature reference for Haworthia mucronata subsp. lockwoodii (Archibald) Halda
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Liliopsida
Order Asparagales
Family Xanthorrhoeaceae
Genus Haworthia
Distribution: SW. Cape Prov.
Additional data: -
Source database: World Checklist of Selected Plant Families, 27 Nov 2009
Latest taxonomic scrutiny: Govaerts R., 09-Jul-2004
Online resource: http://apps.kew.org/wcsp/namedetail.do?accepted_id=277230&repSynonym_id=-9998&name_id=277230&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:ee64823c-29c1-102b-9a4a-00304854f820:ac2010