| Lithops alpina Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops amicorum D.T.Cole | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops annae de Boer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops archerae de Boer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops aucampiae L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops aurantiaca L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops bella N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops brevis L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops bromfieldii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops christinae de Boer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops chrysocephala Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops coleorum S.A.Hammer & Uijs | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops comptonii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops dabneri L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops damarana N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops de-boeri Schwantes | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops dendritica Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops dinteri Schwantes | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops diutina L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops divergens L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops dorotheae Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops eberlanzii N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops edithae N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops eksteeniae L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops elevata L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops elisabethae Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops elisae de Boer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops erniana Tischerex H.Jacobsen | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops erniana var. aiaisensis de Boer | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Lithops farinosa Dinter ex H.Jacobsen | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops framesii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops francisci N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops friedrichiae N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops fulleri N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops fulviceps N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops gesinae de Boer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops geyeri Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops glaudinae de Boer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops gracilidelineata Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops gulielmii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops halenbergensis Tischer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops hallii de Boer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops helmutii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops hermetica D.T.Cole | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops herrei L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops hillii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops hookeri Schwantes | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops inae Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops inornata Dinter ex H.Jacobsen | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops insularis L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops jacobseniana Schwantes | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops julii N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops karasmontana N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops karasmontana var. aiasensis (de Boer) D.T. Cole | 
		Unresolved | 
		  | 
		TRO | 
	
	
		| Lithops koelemanii de Boer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops kuibisensis Dinter ex H.Jacobsen | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops kunjasensis Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops lactea Schick & Tischer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops lateritia Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops lericheana Dinter & Schwantes | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops lesliei (N.E. Br.) N.E. Br. | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Lithops lineata Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops localis (N.E.Br.) Schwantes | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops lydiae L.Bolus ex H.Jacobsen | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops marginata Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops marlothii N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops marmorata N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops marthae Loesch & Tischer ex H.Jacobsen | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops maughanii N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops mennellii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops meyeri L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops mickbergensis Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops mundtii Tischer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops naureeniae D.T.Cole | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops nelii Schwantes | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops olivacea L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops opalina Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops optica N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops otzeniana Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops peersii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops pillansii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops pseudotruncatella N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops pulmoniuscula Dinter ex Range | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops rubra N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops rugosa Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops ruschiana N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops ruschiorum N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops salicola L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops schickiana Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops schwantesii Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops steineckeana Tischer | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops streyi Schwantes | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops summitatum Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops terricolor N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops translucens L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops triebneri L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops turbiniformis N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops umdausensis L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops urikosensis Dinter | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops vallis-mariae N.E.Br. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops vanzijlii L. Bolus | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Lithops vanzylii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops venteri Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops verruculosa Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops villetii L.Bolus | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops viridis H.A.Lückh. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops weberi Nel | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Lithops werneri Schwantes & H.Jacobsen | 
		Unresolved | 
		  | 
		WCSP (in review) |