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 0.933656 0.252579 1.68767 Petiole 0.07867333333333333 0.0 0.23602 Crozier 0.0 0.0 0.0 Rhizome 0.637616 0.225714 1.43781 Stolon 0.429883 0.13395 0.713401 Stolon with Root 9.293324 0.138572 17.4338