condition mean min max Sterile Leaflet 14.640566666666667 0.0 27.1773 Fertile Leaflet with Sori 13.174538333333334 0.298945 33.0118 Primary Rachis 0.983 0.0 2.949 Petiole 0.0 0.0 0.0 Root 0.0 0.0 0.0