condition mean min max Sterile Leaflet 0.09339833333333335 0.0 0.280195 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 11.083363333333333 0.0 27.9394