condition mean min max Sterile Leaflet 0.81486 0.0 1.38172 Fertile Leaflet with Sori 4.191978 0.119427 12.0811 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 3.834759333333333 0.0 10.9996 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.03795233333333333 0.0 0.113857