condition mean min max Sterile Leaflet 0.0570774 0.0 0.0866543 Fertile Leaflet with Sori 0.04556473333333333 0.0 0.115882 Petiole 0.9677783 0.0 2.81566 Rhizome 2.905661333333333 0.501604 4.89087 Root 2.7037 0.61622 5.96557