condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0151825 0.0 0.0455475 Primary Rachis 3.3425 1.26099 6.25385 Petiole 1.5949200000000001 0.0 4.78476 Crozier 0.0 0.0 0.0 Rhizome 1.8575366666666666 0.40489 3.37286 Root 6.04702 2.40706 10.5501