- Listera, genus Listera - genus of terrestrial orchids having usually a single pair of broad shining leaves near the middle of the stem; found in temperate Asia and North America and Europe
--1 is a kind of monocot genus, liliopsid genus
--1 is a member of Orchidaceae, family Orchidaceae, orchid family
--1 has members:broad-leaved twayblade, Listera convallarioides; lesser twayblade, Listera cordata; twayblade, Listera ovata