condition mean min max Sterile Leaflet 2.96706 2.065 4.33455 Fertile Leaflet with Sori 4.1084499999999995 2.4371 6.29355 Primary Rachis 2.08431 1.6734 2.45648 Secondary Rachis 2.7915933333333336 1.70304 3.67456 Petiole 2.08614 1.71035 2.39125 Crozier 6.367013333333333 4.83807 7.88387 Root 2.0682033333333334 1.89866 2.19956