Piperaceae
3,873 species in 5 genera.
- Piper retalhuleuensePiperaceae
- Piper reticulatumPiperaceae
- Piper reticulosumPiperaceae
- Javanese long pepperPiper retrofractumPiperaceae
- Piper retropilosumPiperaceae
- Piper reventazonisPiperaceae
- Piper rhinostachyumPiperaceae
- Piper rhizocaulePiperaceae
- Piper rhodocarpumPiperaceae
- Piper rhododendrifoliumPiperaceae
- Piper ribesioidesPiperaceae
- Piper richardiifoliumPiperaceae
- Piper ridleyiPiperaceae
- Piper rigidomucronatumPiperaceae
- Piper riitosensePiperaceae
- Piper rinconensePiperaceae
- Piper rindjanensePiperaceae
- Piper rinduPiperaceae
- Piper riocajambrensePiperaceae
- Piper riocauchosanumPiperaceae
- Piper riochiadoensePiperaceae
- Piper riodocensePiperaceae
- Piper rioensePiperaceae
- Piper riojanumPiperaceae
- Piper riomarguanumPiperaceae
- Piper rionechianumPiperaceae
- Piper riozulianumPiperaceae
- Piper riparensePiperaceae
- Piper ripicolaPiperaceae
- Piper rivi-vetustiPiperaceae
- Piper rivinoidesPiperaceae
- Piper rizziniiPiperaceae
- Piper roblalensePiperaceae
- Piper robleanumPiperaceae
- Piper robustipedunculumPiperaceae
- Piper roemeriPiperaceae
- Piper rogaguanumPiperaceae
- Piper ronaldiiPiperaceae
- Piper roqueanumPiperaceae
- Piper roseiPiperaceae
- Piper roseiflorumPiperaceae
- Piper roseovenulosumPiperaceae
- Piper rostratumPiperaceae
- Piper rothschuhiiPiperaceae
- Piper rotundibaccumPiperaceae
- Piper rovirosaePiperaceae
- Piper rubiginosumPiperaceae
- Piper rubramentumPiperaceae
- Piper rubribaccumPiperaceae
- Piper rubrifoliumPiperaceae
- Piper rubripesPiperaceae
- Piper rubrospadixPiperaceae
- Piper rubrovenosumPiperaceae
- Piper rubrumPiperaceae
- Piper rudePiperaceae
- Piper rudgeanumPiperaceae
- Piper rueckeriPiperaceae
- Piper rufescentibaccumPiperaceae
- Piper rufibracteumPiperaceae
- Piper rufinervePiperaceae
Classification from the World Flora Online Plant List. About our plant data.