condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 4.33624 3.45465 4.8801 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.06477666666666666 0.0 0.19433 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.25885166666666665 0.0 0.776555