1) Genus polianthes 2) Liliid monocot genus 
Polianthes z is a genus of plants in family Asparagaceae, subfamily Agavoideae. It includes tuberose (Polianthes tuberosa), a plant that is commonly used in perfume making. Both Polianthes and the related genus Manfreda are included in Agave by some sources. ==List of species== ===Formerly placed here=== ...
[n] - genus of perennial tuberous herbs having lilylike flowers
genus Polianthes noun genus of perennial tuberous herbs having lilylike flowers; Mexico; sometimes placed in family Amaryllidaceae