condition mean min max Sterile Leaflet 17.563299999999998 15.8627 19.8512 Fertile Leaflet with Sori 25.804566666666666 17.0429 42.8187 Primary Rachis 31.247500000000002 26.4264 38.7565 Petiole 27.9163 25.1607 30.0296 Crozier 16.9008 15.0732 18.4634 Rhizome 21.5501 18.3546 26.1244 Root 25.286266666666666 21.6156 32.0782