condition mean min max Sterile Leaflet 6.1450466666666665 4.67515 7.02404 Fertile Leaflet with Sori 8.04991 5.15 9.84423 Petiole 0.7382 0.0 1.43452 Rhizome 0.12217499999999999 0.0 0.366525 Root 0.0 0.0 0.0