condition mean min max Sterile Leaflet 0.7853366666666667 0.0 2.35601 Fertile Leaflet with Sori 0.090787 0.0 0.272361 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 23.594591333333334 0.280974 53.8393