condition mean min max Sterile Leaflet 1.181832 0.890286 1.43228 Fertile Leaflet with Sori 1.83373 1.5736 2.31323 Primary Rachis 2.0959333333333334 1.19402 3.26717 Secondary Rachis 1.90522 1.56747 2.32422 Petiole 1.6100953333333334 0.926356 2.43019 Crozier 2.55578 2.13011 3.01222 Root 0.2892433333333333 0.081925 0.435063