condition mean min max Sterile Leaflet 0.5364703333333334 0.334728 0.772824 Fertile Leaflet with Sori 0.2717153 0.0455239 0.563272 Primary Rachis 0.465585 0.22412 0.880989 Secondary Rachis 0.6081229 0.0816627 1.12013 Petiole 0.5078373333333334 0.278768 0.793032 Crozier 1.9235126666666666 0.585338 2.98893 Root 0.997133 0.590383 1.7662