- Flower nameTorenia formosa
- Scientific nameTorenia concolor var. formosa
- Aliasコツルウリクサ, 蔓瓜草
- Place of origin India, China, Taiwan, and Japan
- Place of floweringGarden, Park, Potted flower
- Flowering seasonOctober, November
What is Torenia formosa
Torenia formosa (scientific name: Torenia concolor var. formosa) is a creeping perennial herb native to India, China, Taiwan, and Japan, and belonging to the family Linderniaceae. It produces small purple flowers from the leaf axils on creeping slender stems. It is listed as an endangered species (EN), and several native habitats have been confirmed on Amami-Oshima Island. In the same genus, there is Torenia(T. fournieri） .
Common name: Torenia formosa, scientific name: Torenia concolor var. formosa,also known as Cottonwoods, habitat: India to China and Taiwan, Japan from Amami-oshima Island to Okinawa, environment: lowlands, stem: slender and creeping, stem length Stem length: 15-30 cm, Leaf length: 3 cm, Leaf shape: rounded triangular, Inflorescence: opposite, Leaf color: green, Leaf margin: serrate, Inflorescence form: single, Flower length: 2.5 cm, Flower color: purple, Flowering season: summer, Corolla shape: tubular, lip-shaped (upper lip: erect with 2 lobes, lower lip: large with 3 lobes), Fruit type: capsule, Category IA, Endangered on the Red List by Ministry of the Environment Endangered.