condition mean min max Sterile Frond 3.0780220000000003 0.271496 7.39224 Fertile Frond 3.0770466666666665 1.63807 4.33232 Young Stem with Root 0.8553020666666666 0.0434362 1.40909 Mature Stem with Root 1.97389 1.03967 2.98325 Root 4.685008 0.209364 11.62