condition mean min max Sterile Leaflet 0.01115812 0.0 0.0256782 Fertile Leaflet with Sori 0.010996033333333334 0.0 0.0329881 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.4039353 0.0162128 1.11253 Root 155.55823533333333 0.207106 409.526