condition mean min max Sterile Leaflet 0.7587693333333334 0.486722 1.24354 Fertile Leaflet with Sori 1.9312237333333333 0.0894812 3.30028 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 0.009367166666666668 0.0 0.0281015