condition mean min max Sterile Leaflet 0.5239793333333334 0.170182 0.751954 Fertile Leaflet with Sori 0.414648 0.0 0.764085 Primary Rachis 0.05589 0.0 0.16767 Secondary Rachis 0.30391466666666667 0.103379 0.517452 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 3.8597 0.0 11.5791