condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.021583766666666667 0.0 0.0647513 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.07722596666666667 0.0551513 0.0986781 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 2.96188 0.0 5.86857