condition mean min max Sterile Leaflet 0.085961 0.0 0.257883 Fertile Leaflet with Sori 0.6007003333333333 0.465516 0.842637 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.05068066666666667 0.0 0.152042 Petiole 0.0218512 0.0 0.0655536 Crozier 0.0 0.0 0.0 Root 5.951435 0.665375 14.6775