condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 79.02533333333334 39.2346 118.606 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.028774066666666667 0.0 0.0863222