condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.293509 0.0 0.766928 Secondary Rachis 0.25273900000000005 0.0 0.519974 Petiole 0.6185613333333333 0.0 1.71865 Crozier 0.0 0.0 0.0 Root 5.997606666666666 0.0 16.0294