Lei Day orange, Kahoolawe is gray, Kauai is purple, and Niihau is white. In the same order the flowers are lehua, lokelani, 'ilima, kukui, kauna'oa, hinahina, mokihana, and a pupu shell. Niihau is the only island without a plant as its symbol. Lei Day in Hawaii incorporates various ethnic traditions, other than their own. Throughout the history of the holiday, natives have struggled between preserving Hawaiian culture and integrating foreign traditions on the special day. This has brought tension to the day of celebration, but over the years has meshed into part of the festivities. Although many different ethnic groups such as
Lei (garland) "asoa" or "ula", while single flowers or clusters worn in the hair or on the ear are called "sei". In Tahiti such garlands are referred to as "hei" and in the Cook Islands they are called an "ei". Tongans are known for creating unique "kahoa" leis made of chains of flat, crescent or triangular arrangements made of flower petals and leaves sewn onto a leaf or cloth backing. Many modern Polynesian celebrations include the giving and receiving of leis in various forms, including recent adaptations of the flower/plant lei in which candy, folded currency bills, rolls of coinage, and even