Which flowering plant is native to Central America, Helictotrichon or Odontonema?
Helictotrichon Helictotrichon (alpine oatgrass) is a genus of perennial flowering plants in the grass family.. Genus name comes from the Greek heliktos meaning twisted and trichos meaning spine, referring to the shape of the awn.
Trisetella Trisetella is a genus of orchids, native to Central and South America. Twelve of the 23 currently known species are endemic to Ecuador. They bear small flowers with fused sepals and fused petals. The synsepal bears three hair-like tails, which is the namesake of "Trisetella" ("three little bristles").