condition mean min max Sterile Leaflet 0.025990233333333335 0.0 0.0779707 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 2.5943766666666668 0.0 7.78313