condition mean min max Sterile Leaflet 3.72178 2.28319 4.45708 Fertile Leaflet with Sori 3.8247533333333332 2.9566 4.50911 Petiole 2.8070500000000003 2.42295 3.13364 Rhizome 2.6512000000000002 2.19884 3.02957 Root 2.0613200000000003 1.74394 2.31148