Sub-category: Primrose family
A vigorous, prostrate, evergreen perennial growing to 5 cm in height and spreading rapidly and indefinitely by stem-rooting. It has rounded leaves, and cup-shaped yellow flowers 2 cm in diameter, in summer.
It aggressively spreads in favorable conditions, such as low wet ground or near ponds. It is cultivated for gardens and landscaping.
Primary Flower Color: Yellow
Secondary Flower Color: Yellow