condition mean min max Sterile Leaflet 0.007823233333333334 0.0 0.0234697 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 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 3.9503566666666665 1.55994 7.70235