condition mean min max Sterile Leaflet 1.096201 0.954943 1.26157 Fertile Leaflet with Sori 0.9055886666666667 0.477271 1.39074 Primary Rachis 1.5776459999999999 0.718478 2.05951 Secondary Rachis 1.3303773333333333 0.596872 2.13722 Petiole 0.978429 0.174457 1.51072 Crozier 2.5302533333333335 1.18351 3.67315 Root 2.979913 0.557619 4.30115