condition mean min max Sterile Leaflet 0.092325 0.0 0.149677 Fertile Leaflet with Sori 0.155375 0.0 0.285084 Primary Rachis 0.015240533333333334 0.0 0.0457216 Secondary Rachis 0.012650166666666665 0.0 0.0379505 Petiole 0.0 0.0 0.0 Crozier 32.2991 20.7785 45.9876 Root 0.1115612 0.0 0.248353