condition mean min max Sterile Leaflet 2.6133800000000003 0.0 5.96342 Fertile Leaflet with Sori 1.8219366666666665 0.0 4.38646 Primary Rachis 2.7142239999999997 0.927532 3.99832 Petiole 0.751059 0.0 1.34223 Crozier 0.6630236666666667 0.0 1.26799 Rhizome 1.427857 0.0 3.42278 Root 29.84181 7.42893 46.9275