condition mean min max Sterile Leaflet 1.14652 0.0 3.43956 Fertile Leaflet with Sori 0.08526199999999999 0.0 0.128039 Primary Rachis 0.0 0.0 0.0 Petiole 0.080354 0.0 0.241062 Crozier 8.960984999999999 0.736845 17.8452 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0