
Appearance
It is an upright annual growing to 30 cm tall. Its flowers are purple and white with yellow spots on the throat. Flowers are produced throughout the growing season.
Habitat
Its natural habitat is wet grasslands, streambanks, and trailsides. It is tolerant of disturbance, and can be found in areas such as cultivated fields, sidewalk cracks, and waste ground. It is a very common species in Japan.References:
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