condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 15.230630000000001 0.0 44.4119 Primary Rachis 0.5952666666666667 0.0 1.7858 Secondary Rachis 15.847433333333333 0.0 47.5423 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0