condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0138906 0.0 0.0282354 Rhizome 3.8415 1.01437 7.79402 Root 0.887312 0.480664 1.49845