condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0054410000000000005 0.0 0.016323 Rhizome 2.8798546666666667 0.0 8.34608 Root 1.4968396666666668 0.0 4.33579