condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.06982100000000001 0.0 0.209463 Young Stem with Root 3.0344333333333338 0.0 9.1033 Mature Stem with Root 0.988358 0.0 2.73575 Root 0.35181 0.0 1.05543