condition mean min max Sterile Leaflet 2.4561013333333332 0.0 6.44579 Fertile Leaflet with Sori 0.1242299 0.0 0.278191 Primary Rachis 0.034900933333333335 0.0 0.0526874 Petiole 0.056953000000000004 0.0 0.170859 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0