condition mean min max Sterile Leaflet 4.60104 3.97826 5.56927 Fertile Leaflet with Sori 4.84896 2.65781 6.49394 Petiole 3.753353333333333 2.44408 5.12179 Crozier 5.10457 3.20179 6.3378 Rhizome 3.40066 2.16455 4.75932 Root 5.59258 5.17475 6.31742