condition mean min max Sterile Leaflet 1.557263 0.0 4.54995 Fertile Leaflet with Sori 0.118062 0.078274 0.165366 Primary Rachis 0.1535463 0.0262209 0.324351 Secondary Rachis 0.09264206666666666 0.0231919 0.164606 Petiole 0.0637095 0.0 0.109971 Rhizome 2.5802433333333332 2.36362 2.82626 Root 16.6476 12.2938 22.335