菱りょう花か

noun

water chestnut flower; water caltrop flower

Refers specifically to the flower of the water chestnut (Trapa japonica) or water caltrop. A botanical term; in everyday contexts, the plant itself is usually called 菱 (ひし).

See also: 菱

• 夏なつの池いけに菱りょう花かが咲さいている。

  Water chestnut flowers are blooming on the summer pond.