condition mean min max Sterile Leaflet 1.1271496666666667 0.0 3.02209 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 12.556736666666666 2.5491 29.9195 Rhizome 0.219562 0.0 0.658686 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0