condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0655525 0.0 0.157195 Crozier 0.6104364999999999 0.0426205 1.31294 Rhizome 0.4714 0.0 1.02067 Root 2.562109 0.442797 4.91943