condition mean min max Sterile Frond 6.084573333333333 1.54603 13.1282 Fertile Frond 4.3607700000000005 1.0957 6.98507 Young Stem with Root 2.11822 0.0 5.28265 Mature Stem with Root 2.133265 0.609625 3.44953 Root 0.7526686666666667 0.3209 0.994827