condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.047941000000000004 0.0 0.143823 Root 20.809424433333334 0.0372033 60.8232