condition mean min max Sterile Leaflet 0.207384 0.0 0.422588 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.047306999999999995 0.0 0.141921 Petiole 0.0 0.0 0.0 Crozier 9.046406666666666 1.91052 12.6605 Rhizome 1.0777108 0.0 3.13781 Stolon 1.8029533333333332 0.48303 3.46309 Stolon with Root 0.352867 0.0 0.940113