condition mean min max Sterile Leaflet 3.2351666666666667 2.37205 4.26646 Mature Sterile Leaflet 3.99988 1.7021 5.25203 Fertile Leaflet with Sori 3.87197 1.71534 7.82609 Petiole 1.7127153333333334 0.303726 2.86858 Crozier 5.246449999999999 4.00055 6.02103 Rhizome 2.02433 1.16579 2.48515 Stolon 5.633179999999999 2.27271 8.02803 Stolon with Root 4.473366666666667 3.82574 4.92508