condition mean min max Sterile Frond 1.163989 0.141658 2.38345 Fertile Frond 2.5970619999999998 0.327676 4.6532 Young Stem with Root 10.431866666666666 0.0 31.2956 Mature Stem with Root 3.12624 1.88671 4.4719 Root 6.0689573333333335 0.157592 13.7379