condition mean min max Sterile Frond 2.6588459999999996 0.546708 6.1934 Fertile Frond 2.871775 0.822255 5.03559 Young Stem with Root 1.7967523333333335 0.153793 5.04586 Mature Stem with Root 1.2992050000000002 0.18079 3.33747 Root 0.5888266666666667 0.0 1.76648