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 0.0 0.0 0.0 Crozier 0.237105 0.0 0.37129 Rhizome 4.215539 0.662337 6.37255 Root 1.0257876666666668 0.419733 2.20814