<nowiki>Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Haworthia retusa var. nigra; Varietät der Art Haworthia retusa; taxon; 西山寿</nowiki>