condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.013831433333333332 0.0 0.0414943 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 5.658706666666667 3.89448 8.1339 Root 3.05443 1.95551 5.0225