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 0.065246 0.0 0.195738 Rhizome 0.30806533333333336 0.0 0.793946 Root 5.01922 3.00384 6.14034