condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 3.9212885 0.0 11.7131 Fertile Leaflet with Sori 2.23388 0.279324 5.58033 Petiole 0.065178 0.0 0.195534 Crozier 0.019321 0.0 0.057963 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0