condition mean min max Sterile Leaflet 0.0227165 0.0 0.0681495 Fertile Leaflet with Sori 0.10024033333333333 0.0 0.300721 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 2.64782 0.0 7.39676