plus tree, plus-tree, select tree, phenotypic elite tree
a phenotype judged (but not proved by test) to be unusually superior in some quality or qualities, e.g. exceptional growth-rate relative to site, desirable growth habit, high wood quality, exceptional apparent resistance to disease and insect attack or to other adverse locality factors, hea fenotüübi põhjal valitud, kuid geneetiliselt testimata puu
