condition mean min max Sterile Leaflet 0.0 0.0 0.0 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 0.0 0.0 0.0 Rhizome 5.80937 0.60555 13.2179 Stolon 0.0 0.0 0.0 Stolon with Root 1.291061 0.498363 1.96122