Are Tetracentron and Limnocharis both genuses?
Tetracentron: Tetracentron is a genus of flowering plant, the sole living species being Tetracentron sinense. Limnocharis: Limnocharis is a genus of plants in the family Alismataceae, native to Mexico, Central America, the West Indies and South America) but naturalized in China, India, and Southeast Asia as well.
yes