condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.24338933333333335 0.0 0.730168 Petiole 0.3780733333333333 0.0 1.13422 Crozier 0.0 0.0 0.0 Rhizome 0.104873 0.0 0.314619 Root 7.76525 1.19471 19.6049