condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.2976566666666667 0.0 6.89297 Fertile Leaflet with Sori 1.0156589999999999 0.0 2.86854 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0