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 1.8612466666666665 0.0 5.58374 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0