Eranthemum pulchellum , Blue eranthemum or Rurihanagasa (scientific name: Eranthemum pulchellum) is an evergreen small shrub native to India and belonging to the family Acanthaceae. From midwinter to spring, the spikes are stretched from the axilis, and many bluish violet florets covered with bracts are bloomed. Flower is a tubular flower and the tip is split by 5. Inflorescence blooms from bottom to top. Two stamper jumped out of the flower are conspicuous. It is planted for viewing. The genus name "Eranthemum" comes from the Latin "Er (spring) + anthemum (flower)" = "spring flower". "Species picnic" pulchellum " means" pretty " in Latin. The flower language is "extreme of pretty". There are Pseuderanthemum carruthersii(Ruri-hanagasa-modoki, (scientific name: Pseuderanthemum carruthersii) in a similar flower.
Common name: Eranthemum pulchellum, aka: Eranthemum pulchellum, also known as: Blue eranthemum, Eranthemum, Rurihanagasa, Origin: India, Living type: evergreen small shrub, height: 100 to 200 cm, leaf shape: egg shape, leaf color: dark green and white vein vein is prominent, leaf margin: small serrated, veins: dent, leaf order: vegetation, leaf height : 5 to 7 cm, leaf width: 2 to 3 cm, inflorescence diameter: 10 cm, flowering period: January to April, flower color: blue purple, flower size: 2 cm, Flower shape: tubular flower with five tears, inflorescence form: spike, number of stamens: 2 .