condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.08092366666666666 0.0 0.242771 Stolon 0.0 0.0 0.0 Stolon with Root 4.1183060000000005 0.755898 8.64661