condition mean min max Sterile Frond 5.64035 2.44607 8.94532 Fertile Frond 4.22124 2.85772 5.51958 Young Stem with Root 0.77474 0.0 2.32422 Mature Stem with Root 3.0910233333333332 1.18679 5.03194 Root 0.143515 0.0 0.430545