pickaback plant
noun
variants:
or less commonly piggyback plant \ ˈ⸗⸗ˌ⸗- \
Definition of pickaback plant
: a glandular pubescent perennial herb (Tolmiea menziesii) of the family Saxifragaceae that is native to western North America, has young plants borne at the junction of leaf blade and petiole, and is used as a foliage plant
— called also youth-on-age