condition mean min max Sterile Leaflet 1.113322 0.341375 2.03828 Fertile Leaflet with Sori 1.8786800000000001 0.0 4.27472 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.09520233333333333 0.0 0.285607