condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.014826333333333332 0.0 0.044479 Petiole 0.0 0.0 0.0 Crozier 3.832826666666667 3.03682 4.57253 Root 0.1561962 0.024126 0.36423