condition mean min max Sterile Leaflet 10.016372 0.625626 21.625 Fertile Leaflet with Sori 13.1995 3.92905 31.4383 Primary Rachis 0.1540473 0.0348539 0.240907 Secondary Rachis 5.0708 1.04664 8.57418 Petiole 0.0434574 0.0 0.116596 Crozier 1.2670073333333334 0.291602 2.37939 Root 0.336527 0.103838 0.625287