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 0.02082466666666667 0.0 0.062474 Root 2.7186466666666664 0.0 8.15594