condition mean min max Sterile Leaflet 0.79494 0.0 1.22748 Fertile Leaflet with Sori 0.4967316666666666 0.0 0.751207 Primary Rachis 0.0 0.0 0.0 Petiole 0.334943 0.0 0.691841 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 6.79063 2.58551 13.541