condition mean min max Sterile Leaflet 0.4106733333333333 0.0 1.23202 Mature Sterile Leaflet 0.10952563333333333 0.0 0.25448 Fertile Leaflet with Sori 2.0717466666666664 0.0 3.46662 Petiole 0.011874999999999998 0.0 0.035625 Crozier 0.012835300000000001 0.0 0.0385059 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0