condition mean min max Sterile Leaflet 0.010268866666666666 0.0 0.0308066 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 1.85805 1.42988 2.26584 Root 0.0 0.0 0.0