Conophyllum angustifolium L.Bolus, Notes Mesembryanthemum 3: 244. 1954 Conophyllum angustifolium L.Bolus, Notes Mesembryanthemum 3: 244. 1954is basionym for Mitrophyllum angustifolium (L.Bolus) de Boer ex H.Jacobsen, Sukkulent. Lex.: 468. 1970Taxon for this nameConophyllum angustifolium L.Bolus