condition mean min max Sterile Leaflet 0.236011 0.0 0.364678 Fertile Leaflet with Sori 1.10769 0.0 2.30686 Petiole 2.683039 0.355947 4.59272 Crozier 0.46305133333333337 0.0 1.05983 Rhizome 0.44970033333333337 0.0 1.03411 Root 0.42967 0.0 1.28901