condition mean min max Sterile Leaflet 0.12084533333333335 0.0 0.362536 Fertile Leaflet with Sori 0.233102 0.0 0.367333 Primary Rachis 0.6029603333333333 0.0 1.51294 Petiole 0.0 0.0 0.0 Root 3.0035170000000004 0.0 8.20648