Numbers of aircraft carriers by countryEdit. The table below does not include submarine aircraft carriers, seaplane tenders, escort carriers, merchant aircraft carriers, helicopter carriers or amphibious assault ships The total includes ship under construction, but not ships that were never built.
The majority of orchids found in the Arabian Peninsula are also found in East Africa. This close floristic relationship within what is known variously as the Saharo-Arabian Region, the Eritreo-Arabian Province or the Sudanian Region is clearly delineated on plant geographical maps of the area.
Orchids are classified in the family Orchidaceae which contains the largest group of plants on Earth. There are more than 25,000 known species of orchids and more are being discovered every day. The orchids are recognized as the most highly evolved plants with one of the widest distributions.he orchid flower is the main predicator of whether a plant is an orchid or not. The flower must have three petals and three sepals, with the third petal or lip modified and differentiated from the other two.