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 Petiole 0.015509866666666665 0.0 0.0465296 Root 2.9399585666666668 0.0 8.79099