Eukaryota  >  Viridiplantae  >  Streptophyta  >  Magnoliopsida  >  Piperales

Family	Genus	Species
Aristolochiaceae	5	277
Asaraceae	2	166
Hydnoraceae	2	14
Lactoridaceae	1	1
Piperaceae	7	1100
Saururaceae	4	6