condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0174881 0.0 0.0524643 Rhizome 0.0 0.0 0.0 Root 2.4595153333333335 0.658356 4.11043