condition mean min max Sterile Leaflet 9.350602 0.274406 16.2187 Fertile Leaflet with Sori 7.15234 3.52391 11.3452 Primary Rachis 0.311954 0.0 0.809825 Secondary Rachis 0.8770816666666666 0.0 2.39722 Petiole 0.0461 0.0 0.1383 Crozier 0.0 0.0 0.0 Root 0.20189166666666666 0.0 0.470247