condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.15421833333333332 0.0 0.462655 Rhizome 3.7811793333333332 0.448788 8.52346 Root 2.50532 1.89237 3.01174