condition mean min max Sterile Frond 0.9805400000000001 0.0 1.80028 Fertile Frond 2.60107 0.0 6.25222 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 1.2622133333333334 0.0 1.92747 Root 0.167069 0.0 0.501207