青あお花ばな

noun

Asiatic dayflower; Commelina communis

A common annual plant with small blue flowers, often found in moist shady places. Also known as 露草 (つゆくさ).

See also: ツユクサ

• 道みち端ばたに青あお花ばなが咲さいていた。

  Asiatic dayflowers were blooming by the roadside.

noun

dayflower blue dye

A traditional blue dye extracted from the petals of the Asiatic dayflower, used in painting and textiles.

• 浮うき世よ絵えの青あおは青あお花ばなから作つくられた。

  The blue in ukiyo-e prints was made from dayflower blue dye.