The coat of arms features a gold lion passant, holding a sword in its right fore paw (the same lion from the flag of Sri Lanka) in the centre on a maroon background surrounded by golden petals of a Blue Lotus the national flower of the country. This is placed on top of a traditional grain vase that sprouts sheaves of rice grains that circle the border reflecting prosperity. The crest is the Dharmacakra, symbolizing the country's foremost place for Buddhism and just rule. Traditional Sinhalese heraldic symbols for the sun and the moon form the supporters. Sri Lanka had always been an important port and trading post in the ancient world, and was increasingly frequented by merchant ships from the Middle East, Persia, Burma, Thailand, Malaysia, Indonesia and other parts of Southeast Asia. The islands were known to the first European explorers of South Asia and settled by many groups of Arab and Malay merchants. A Portuguese colonial mission arrived on the island in 1505 headed by Lourenco