condition mean min max Sterile Leaflet 0.19914733333333334 0.0 0.597442 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 11.636039333333333 0.0 34.6189