condition mean min max Sterile Leaflet 0.052106766666666665 0.0323307 0.0754161 Fertile Leaflet with Sori 7.731340666666667 0.505792 20.7267 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0225085 0.0 0.0675255 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0061002999999999995 0.0 0.0183009