condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.3969913333333333 0.157304 2.55716 Petiole 2.5802596666666666 0.331889 4.28099 Crozier 0.20824900000000002 0.0 0.624747 Rhizome 0.409847 0.0 0.744468 Root 0.336909 0.0 0.686334