condition mean min max Sterile Leaflet 1.2226826666666666 0.745598 1.53245 Fertile Leaflet with Sori 2.1585799999999997 1.73745 2.88198 Petiole 0.108333 0.0 0.324999 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0