condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.051864433333333335 0.0 0.135806 Fertile Leaflet with Sori 12.246083333333333 3.75605 19.3156 Petiole 0.0 0.0 0.0 Crozier 0.0230417 0.0 0.045402 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0