1) Genus corallorhiza 2) Liliopsid genus 3) Monocot genus 
Corallorhiza, the coralroot, is a genus of flowers in the orchid family. Except for the circumboreal C. trifida, the genus is restricted to North America (including Mexico, Central America and the West Indies). Most species are leafless, relying entirely upon symbiotic fungi within their coral-shaped roots for sustenance. Because of this dependenc...
[n] - genus of leafless root-parasitic orchids having small purplish or yellowish racemose flowers with lobed lips
genus Corallorhiza noun genus of leafless root-parasitic orchids having small purplish or yellowish racemose flowers with lobed lips; widely distributed in temperate regions