Question: Which flowering plant is native to Central America, Helictotrichon or Odontonema?
Sentence (from "Aeschynomene americana"): Aeschynomene americana is a species of flowering plant in the legume family known by many common names, including shyleaf, forage aeschynomene, American joint vetch (United States and Australia), thornless mimosa (Sri Lanka), bastard sensitive plant (Jamaica), pega pega, pega ropa, antejuela, ronte, cujicillo, and dormilonga (Latin America).
Relevant evidence: No