condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.037542 0.0 0.112626 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 4.0374 0.0 12.1122 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0