condition mean min max Sterile Leaflet 0.373318 0.0 0.604589 Fertile Leaflet with Sori 0.861248 0.56011 1.2378 Primary Rachis 1.016568 0.669604 1.22277 Secondary Rachis 0.6763746666666667 0.131768 0.970314 Petiole 2.154974 0.267012 4.60632 Crozier 0.41813833333333333 0.148353 0.686057 Root 0.6900440000000001 0.323394 1.1665