condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.4830933333333333 0.0 0.730593 Primary Rachis 0.45817 0.0 1.07149 Secondary Rachis 0.5952029999999999 0.0 1.45738 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 5.395393333333334 2.53947 10.3178