condition mean min max Sterile Leaflet 0.886778 0.0 2.49665 Fertile Leaflet with Sori 37.53808 6.32264 59.5114 Primary Rachis 1.4979426666666669 0.0 4.19242 Secondary Rachis 6.987223333333334 0.0 12.7092 Petiole 0.055240000000000004 0.0 0.16572 Crozier 0.0 0.0 0.0 Root 0.341239 0.0 0.700804