| pickaback plant | (n) vigorous perennial herb with flowers in erect racemes and having young plants develop at the junction of a leaf blade and the leafstalk, Syn. youth-on-age, piggyback plant, Tolmiea menziesii |
| youth-on-age | n. (Bot.) A vigorous perennial herb (Tolmiea menziesii) with flowers in erect racemes and having young plants develop at the junction of a leaf blade and the leafstalk. |