condition mean min max Sterile Leaflet 0.029213533333333333 0.0 0.0876406 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 4.0528173333333335 0.0 12.0079