Regnum Vegetabile vol. 32 Repertorium Plantarum Succulentarum XV -1964 

 - Utrecht  Int. Bureau for Plant Tax. and Nomencl.  1966 
 - 16 
<br/><br/><label>Subjects--Index Terms: </label>Botany TAXONOMY NOMENCLATURE SUCCULENT PLANTS 
<br/><br/><label>Dewey Class. No.: </label>581