condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0213652 0.0 0.0329305 Rhizome 0.1283137 0.0603591 0.220034 Root 7.586675333333333 0.808446 19.3387