condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.12422699999999999 0.0 0.372681 Primary Rachis 1.7662509999999998 0.0 5.03276 Secondary Rachis 0.53117 0.0 1.59351 Petiole 0.106338 0.0 0.319014 Crozier 1.8470953333333333 0.0 4.55291 Root 0.12753533333333333 0.0 0.382606