condition mean min max Sterile Frond 17.3006 14.1318 20.8264 Fertile Frond 12.521823333333334 7.61607 16.8873 Young Stem with Root 17.233133333333335 13.1328 22.6446 Mature Stem with Root 21.8572 10.8317 31.1314 Root 14.89919 7.76357 20.4849