condition mean min max Sterile Frond 4.73174 2.1557 7.14297 Fertile Frond 2.25197 0.0 4.22319 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.9482029999999999 0.350999 1.33327 Root 0.38194 0.0 1.14582