The Collaborative International Dictionary of English v.0.48:

Ampelopsis \Am`pe*lop"sis\ ([a^]m`p[-e]*l[o^]p"s[i^]s), n. [NL.,
   fr. Gr. 'a`mpelos vine + 'o`psis appearance.] (Bot.)
   A genus formerly including the Virginia creeper.
   [Webster 1913 Suppl.]