condition mean min max Sterile Leaflet 0.5191696666666666 0.298758 0.699511 Fertile Leaflet with Sori 0.419921 0.239568 0.710703 Primary Rachis 1.008873 0.437669 1.56857 Secondary Rachis 1.2894356666666666 0.976607 1.50183 Petiole 1.8824869999999998 0.728458 4.16954 Crozier 4.28677 1.85328 5.99733 Root 1.88568 1.12769 2.44096