Silene takeshimensis (Japanese:Japanese: タケシママンテマ), also known as the Ulleung catchfly, is a flower that is native to Ulleungdo and is found between rocks.
Flowers bloom from June to August and it grows up from 20 cms to 50 cms.[1] It has lanceolate leaves and the leaves in the middle are usually the length of around 6 to 9 cms and width is around 7 to 10 mms.