title: W. japonica
text: # W. japonica
  
  W. japonica may refer to:
  
  * Wasabia japonica, the wasabi or Japanese horseradish, a plant species
  * Weigela japonica, a flowering plant species in the genus Weigela
  * Wisteriopsis japonica, a flowering plant species
  * Woodwardia japonica, a fern species in the genus Woodwardia
  