condition mean min max Sterile Leaflet 0.0225761 0.0 0.0677283 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.04643166666666667 0.0 0.139295 Petiole 0.196647 0.128049 0.332041 Crozier 0.08390373333333334 0.0 0.196977 Rhizome 0.12218520000000001 0.0558646 0.196579 Root 3.0525379999999998 0.210854 5.49198