condition mean min max Sterile Frond 14.19053 8.24839 21.5399 Fertile Frond 13.329533333333332 11.2478 17.3025 Young Stem with Root 12.52965 6.13995 16.4615 Mature Stem with Root 11.03116 6.52888 15.2424 Root 8.47008 6.9702 11.0316