Matins (page 2): "dark / leaves of the wild violet."
Family: Violaceae
Type: Herbaceous semievergreen perennial.
Blooming period: late Winter to early Spring
Sun requirement: Sun or partial shade.
Soil requirement: Rock gardens, screes, and alpine houses. Moist, well-drained soil.
see also: violets
Notes: The flowers are violet or white.
Sources: [1]