condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 1.0095933333333333 0.0 3.02878 Secondary Rachis 0.209839 0.0 0.392587 Petiole 2.0815901 0.0 6.21943 Crozier 14.79999 3.56597 26.9861 Root 0.279688 0.0 0.724544