condition mean min max Sterile Leaflet 1.4555633333333333 0.60318 1.98884 Fertile Leaflet with Sori 11.128775 0.729695 24.9899 Primary Rachis 0.13959233333333335 0.0 0.418777 Petiole 0.125667 0.0 0.377001 Root 0.042621 0.0 0.127863