noun
blue-eyed grass; Sisyrinchium rosulatum
A small flowering plant in the iris family, often found in lawns and gardens. The name is usually written in katakana.
庭にニワゼキショウが咲いている。
Blue-eyed grass is blooming in the garden.
The name ニワゼキショウ literally means 'garden stone iris', but the exact derivation is uncertain. It is a Japanese name for the plant Sisyrinchium rosulatum.