condition mean min max Sterile Frond 3.88428 3.13411 4.44958 Fertile Frond 3.5593 2.57781 4.38076 Young Stem with Root 2.90863 1.27136 5.21295 Mature Stem with Root 2.6515033333333333 2.19085 2.93642 Root 1.2342313333333332 0.537619 2.20144