condition mean min max Sterile Frond 2.0863673333333335 0.425359 4.89213 Fertile Frond 2.5486826666666667 0.50178 6.19173 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 0.0 0.0 0.0