condition mean min max Sterile Leaflet 18.128 15.9967 21.7844 Fertile Leaflet with Sori 18.0428 16.8978 20.0464 Primary Rachis 26.1003 20.1508 35.2447 Secondary Rachis 23.5561 19.0061 30.6266 Petiole 28.861866666666668 25.2029 35.7475 Crozier 23.8134 19.9043 30.5059 Root 13.336933333333333 10.5719 15.0488