Northwestern twayblade

''Neottia banksiana'' is a species of orchid known by the common name northwestern twayblade. It was formerly placed in the genus ''Listera'', but molecular phylogenetic studies have shown that ''Neottia nidus-avis'', the bird's-nest orchid, evolved within the same group, and all species of ''Listera'' have been moved to ''Neottia''. Older scientific names include ''Listera banksiana'' and ''Listera caurina''.

''Neottia banksiana'' is native to northwestern North America from Alaska through.. more