condition mean min max Sterile Leaflet 0.020881866666666665 0.0 0.0626456 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.046073333333333334 0.0 0.13822 Rhizome 0.873399 0.599777 1.20011 Root 6.82658 4.06556 10.0483