condition mean min max Sterile Leaflet 0.175048 0.0 0.525144 Fertile Leaflet with Sori 5.148253333333334 2.99599 9.13231 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.08616599999999999 0.0 0.134956 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 7.292393333333333 6.59136 7.9851