of trees or stands pertaining to a tree or even-aged stand that is capable of sexual reproduction (other than precocious reproduction), has attained most of its potential height growth, or has reached merchantability standards —note within uneven-aged stands, individual trees may become mature but the stand itself consists of trees of diverse ages and stages of development —see juvenile phase, old-growth forest, overmature, pole, saplingThis definition last updated 07/14/2008