condition mean min max Sterile Leaflet 1.2560550000000001 0.0 3.51778 Fertile Leaflet with Sori 2.92545 0.0 8.09073 Primary Rachis 0.22382366666666667 0.0 0.671471 Secondary Rachis 0.578296 0.0 1.31745 Petiole 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.40669666666666665 0.0 1.22009