condition mean min max Sterile Leaflet 0.012826166666666666 0.0 0.0384785 Fertile Leaflet with Sori 0.03298263333333334 0.0 0.0989479 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 8.09489 0.0 22.1255