condition mean min max Sterile Leaflet 2.7652466666666666 1.40606 4.83903 Fertile Leaflet with Sori 2.60278 1.37192 4.54818 Primary Rachis 2.35772 1.00578 4.79796 Petiole 2.681039 0.818017 4.97025 Root 0.953667 0.0 1.92968