Rhizophora mangle

Rhizophora mangle, also known as the red mangrove, is a salt-tolerant, small-to-medium sized evergreen tree restricted to coastal, estuarine ecosystems along the southern portions of North America, the Caribbean as well as Central America and tropical West Africa. Its viviparous "seeds", in actuality called propagules, become fully mature plants before dropping off the parent tree. These are dispersed by water until eventually embedding in the shallows. Rhizophora mangle grows on aerial prop roots, which arch above the water level, giving stands of this tree the characteristic "mangrove" appearance. It is a valuable plant in Florida, Louisiana, and Texas coastal ecosystems. The name refers to the red colour on the inner part of its roots when halved, so it does not display any red colour in its regular appearance. In its native habitat it is threatened by invasive species such as the Brazilian pepper tree (Schinus terebinthifolius). The red mangrove itself is considered an invasive sp......read more on Wikipedia.