condition mean min max Sterile Leaflet 2.3516933333333334 0.38522 4.56884 Fertile Leaflet with Sori 4.335646666666666 3.77162 4.8984 Primary Rachis 2.92206 1.87308 4.20682 Secondary Rachis 3.55956 2.85884 4.06397 Petiole 2.01166 1.47186 2.54308 Rhizome 0.591286 0.417156 0.679744 Root 0.274822 0.212488 0.344124