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 Secondary Rachis 0.3506633333333333 0.0 1.05199 Petiole 0.0 0.0 0.0 Rhizome 0.352784 0.0 0.704156 Root 3.609036666666667 0.0 6.90333