condition mean min max Sterile Frond 2.19699 1.93441 2.50869 Fertile Frond 2.85329 2.16401 3.91749 Young Stem with Root 2.51491 1.89057 3.08509 Mature Stem with Root 3.1006466666666666 1.72275 5.55511 Root 5.298170000000001 3.50354 8.41782