condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.955231 0.611299 1.53519 Secondary Rachis 0.3874766666666667 0.0 1.16243 Petiole 0.909365 0.0 2.43649 Crozier 5.84948 0.0 16.0354 Root 0.9370333333333334 0.0 2.8111