condition mean min max Sterile Leaflet 0.05427100000000001 0.0 0.162813 Fertile Leaflet with Sori 4.265116666666667 2.61153 5.65797 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.11241566666666666 0.0 0.169225 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0