condition mean min max Sterile Leaflet 0.3954223333333333 0.0 0.833229 Fertile Leaflet with Sori 2.642573333333333 1.15539 5.54428 Primary Rachis 0.04304566666666667 0.0 0.129137 Secondary Rachis 0.060708000000000005 0.0 0.182124 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0