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 Secondary Rachis 0.8789933333333333 0.0 2.63698 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 24.487666666666666 0.0 73.463