condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 1.4051943333333334 0.369043 2.77199 Young Stem with Root 7.1054442 0.0413726 13.5882 Mature Stem with Root 0.5833820000000001 0.133889 1.44785 Root 0.6639080666666667 0.0569842 1.08937