condition mean min max Sterile Frond 3.3752013333333335 0.335044 7.88013 Fertile Frond 1.6526399999999999 1.1883 1.89026 Young Stem with Root 0.995728 0.0 2.16086 Mature Stem with Root 0.8531700000000001 0.0 1.37644 Root 1.1190996666666666 0.0 2.38634