condition mean min max Sterile Leaflet 5.25523 2.22495 7.98181 Fertile Leaflet with Sori 3.619638666666667 0.605456 6.54195 Primary Rachis 2.294534 0.589122 3.57155 Petiole 3.77676 1.6028 7.13803 Root 0.9278919999999999 0.0 2.33084