condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.028228299999999998 0.0 0.0846849 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.07113006666666667 0.0 0.145992 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 2.5379366666666665 0.0 7.61381