condition mean min max Sterile Leaflet 55.051233333333336 46.1944 64.7338 Fertile Leaflet with Sori 49.2827 32.7595 62.7815 Primary Rachis 75.16833333333334 67.1547 82.3218 Secondary Rachis 64.4263 56.7236 68.6943 Petiole 86.41853333333333 85.8074 87.2375 Crozier 80.5316 73.5175 86.9205 Root 68.029 60.3632 82.0381