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 0.09458533333333334 0.0 0.283756 Root 2.2494366666666665 0.0 6.74831