Which flowering plant is native to Central America, Helictotrichon or Odontonema?
Odontonema Odontonema, the toothedthreads, is a genus of flowering plants in the bear's breeches family, Acanthaceae. It is native to Central America.
Odontostomidae Odontostomidae is a taxonomic family of medium-sized to large, air-breathing, tropical and sub-tropical land snails, terrestrial pulmonate gastropod molluscs in the superfamily Orthalicoidea.