condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.024167400000000002 0.0 0.0725022 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 2.482972 0.37293 6.1832 Root 0.156078 0.0 0.238089