Impatiens halongensis
Impatiens halongensis is a species of the family Balsaminaceae native to Vietnam. It was collected in Hạ Long Bay in 1999, for which the species is named. Description. "Impatiens halongensis" grows as a perennial plant. Its lanceolate leaves are dark green above and measure up to long. The flowers are white, with yellow edges sometimes tinged with green. Distribution and habitat. "Impatiens halongensis" is endemic to Vietnam, where is it is confined to the islands of Hạ Long Bay, a UNESCO World Heritage Site. Its habitat is in limestone soil.