condition mean min max Sterile Leaflet 52.4702 41.3152 59.1952 Fertile Leaflet with Sori 41.9506 37.4473 49.1942 Primary Rachis 38.094699999999996 32.3159 48.9225 Secondary Rachis 36.90416666666667 31.5681 39.754 Petiole 39.2223 30.2541 56.0547 Crozier 38.643633333333334 29.0216 43.5774 Root 27.0395 22.2879 35.5805