Which genus of plants can be found in tropical woodlands, Ochna or Crocus?
Ochna:  Some species, especially "Ochna serrulata" (bird's eye plant), are widely cultivated as decorative plants. Crocus:  Crocuses are native to woodland, scrub, and meadows from sea level to alpine tundra in central and southern Europe, North Africa and the Middle East, on the islands of the Aegean, and across Central Asia to Xinjiang Province in western China.
i don't know