1) Genus aletris 2) Liliid monocot genus 
Aletris (Colicroot, Colicweed, Crow corn, Unicorn root) is a genus of flowering plants in the Nartheciaceae family, native to North America and to eastern and southeastern Asia, especially China. It was used as a component in Lydia Pinkham`s original Vegetable Compound. It contains diosgenin, a possible estrogen mimic, and is used as a medicinal ....
[n] - small genus of bitter-rooted herbs of eastern North America and Asia
genus Aletris noun small genus of bitter-rooted herbs of eastern North America and Asia; sometimes placed in family Melanthiaceae