condition mean min max Sterile Leaflet 3.9238109999999997 0.442803 8.22792 Fertile Leaflet with Sori 1.136424 0.40378 2.21265 Primary Rachis 1.97214 1.75477 2.19428 Secondary Rachis 2.23412 1.26377 3.41715 Petiole 3.00039 1.38365 3.99369 Crozier 2.6687266666666667 1.95564 3.92153 Root 2.5384 1.997 3.57026