condition mean min max Sterile Leaflet 4.737583333333333 1.45537 8.77663 Fertile Leaflet with Sori 26.88576666666667 16.8563 38.6298 Primary Rachis 1.123568 0.374334 1.57385 Secondary Rachis 4.9782329999999995 0.652899 10.713 Petiole 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0