condition mean min max Sterile Leaflet 0.09160833333333333 0.0 0.141383 Fertile Leaflet with Sori 6.12377 3.24251 8.09068 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.4949866666666667 0.0 1.48496 Petiole 0.0 0.0 0.0 Crozier 0.10590799999999999 0.0 0.163486 Root 22.97995 4.48555 43.989