condition mean min max Sterile Leaflet 0.725905 0.383094 0.931154 Fertile Leaflet with Sori 0.357304 0.210932 0.621395 Primary Rachis 1.34822 1.14973 1.47744 Secondary Rachis 1.2167873333333334 0.979792 1.42667 Petiole 1.83454 1.51981 2.07832 Crozier 3.8961799999999998 3.64269 4.24496 Root 3.85257 3.20949 4.88693