condition mean min max Sterile Frond 11.646293333333332 9.15248 13.0476 Fertile Frond 11.06 7.8264 13.2392 Young Stem with Root 7.102110000000001 5.01532 9.20953 Mature Stem with Root 7.3133566666666665 5.58958 8.19753 Root 6.06709 4.80119 7.14308