condition mean min max Sterile Leaflet 3.0963600000000002 0.0 9.28908 Fertile Leaflet with Sori 0.869398 0.047505 2.24425 Primary Rachis 0.0 0.0 0.0 Petiole 0.0140201 0.0 0.0420603 Crozier 21.59266 4.62576 53.5103 Rhizome 0.7731298 0.0386484 2.10386 Root 1.4079940666666666 0.0712122 3.05269