condition mean min max Sterile Leaflet 0.141513 0.0 0.424539 Fertile Leaflet with Sori 0.5224433333333334 0.366164 0.690939 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 3.1782066666666666 0.0 7.14565