condition mean min max Sterile Leaflet 0.04359733333333333 0.0 0.130792 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.09944833333333335 0.0 0.298345 Crozier 0.0 0.0 0.0 Root 6.5394000000000005 0.0 19.6182