Systema naturæ - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Regnum Lapideum - mineral kingdom
         Class Mineræ - minerals
           Order Salia - salts
             Genus Nitrum
               01 Nitrum humosum
               01.0 Terra nitrosa see Nitrum humosum
               02 Nitrum qvartzosum album
               02.0 Crystallus montana see Nitrum qvartzosum album
               03 Nitrum qvartzosum luteum
               03.0 Topazius see Nitrum qvartzosum luteum
               04 Nitrum qvartzosum rubrum
               04.0 Rubinus see Nitrum qvartzosum rubrum
               05 Nitrum qvartzosum purpureum
               05.0 Amethistus see Nitrum qvartzosum purpureum
               06 Nitrum qvartzosum cœruleum
               06.0 Sapphirus see Nitrum qvartzosum coeruleum
               07 Nitrum qvartzosum viride
               07.0 Smaragdus see Nitrum qvartzosum viride
               08 Nitrum qvartzosum viridi-cœruleum
               08.0 Beryllus see Nitrum qvartzosum viridi-coeruleum
               09 Nitrum siliceum
               09.0 Adamas Chen & Zhang, 2020 see Nitrum siliceum
               10 Nitrum spatosum acutum utrinque
               10.0 Spatum crystallinum see Nitrum spatosum acutum utrinque
               11 Nitrum spatosum truncatum utrinque
               11.0 Crystallus plumbifer see Nitrum spatosum truncatum utrinque
               12 Nitrum spatosum, fragmentorum angulis oppositis
               12.0 Selenites see Nitrum spatosum, fragmentorum angulis oppositis
               13 Nitrum marmoreum fœtidum
               13.0 Suillus Lapis see Nitrum marmoreum foetidum