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 0.015165900000000001 0.0 0.0454977 Rhizome 2.6706133333333333 1.91786 3.67479 Stolon 0.0 0.0 0.0 Stolon with Root 0.419369 0.275489 0.635637