condition mean min max Sterile Leaflet 9.932606666666667 0.0 28.209 Fertile Leaflet with Sori 1.410796 0.0 3.47265 Primary Rachis 1.4973666666666667 0.0 3.72225 Petiole 0.10751300000000001 0.0 0.322539 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0