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 7.565923333333333 0.0 20.0082 Stolon 0.0 0.0 0.0 Stolon with Root 2.46832 2.23316 2.80041