Centranthus ruber is a flowering plant that is characterized by clusters of bright pink flowers. This species is also known by several other names, including red valerian, Jupiter's beard, and Kiss-me-quick. In addition, some gardeners refer to this plant as spur valerian because of the shape of its inflorescence. The most common synonym for Centranthus ruber is Valeriana tuberosa, which is a scientific name that dates back to the time when botanists believed that all valerian species belonged to the same genus. Another popular synonym for this plant is Kentranthus ruber, a name that reflects the Greek word for "spur".