Cynoglossum zeylanicum, also called the Ceylon hound's tongue, Ceylon forget-me-not, and Indian hound's tongue, is a species of flowering plant in the family Boraginaceae. It is found throughout Asia. It has also been introduced to the Americas.[1] [2] __TOC__
Ceylon's hound's tongue is similar in appearance to Cynoglossum lanceolatum, but has larger flowers that are 4–5 mm across. The fruits are small, about 2 mm across.[3]
It is native to Afghanistan, Pakistan, India, Nepal, Sri Lanka, Southeast Asia, China, Taiwan, Japan, and South Korea. It has been introduced to North America, the Caribbean, and South America.[4] It occurs at altitudes of 1,200-4,100 m.