condition mean min max Sterile Frond 3.0164152 0.0428556 6.55296 Fertile Frond 4.0701833333333335 0.0 9.10837 Young Stem with Root 10.2806 0.0 30.8418 Mature Stem with Root 0.5246820000000001 0.115693 1.1604 Root 8.802450333333333 0.177541 24.5754