Endemic to Madagascar, the common name for this plant is traveler's palm. It's most striking characteristic is its huge, fan-like structure. The leaves of the traveler's palm can grow to 10 feet in length and, when mature, the tree will stand 30 to 60 feet in height.omments. Submit. The island nation of Madagascar, off the southeastern coast of Africa, contains 12,000 plant species, most of them endemic to the island. Ecosystems on the island include tropical moist forests, dry forests, wetlands and coral reefs.
Organs of the Immune System: The Spleen. Among organs that contribute to our immune response, there are two categories: primary lymphoid organs and secondary lymphoid organs. The spleen is a secondary lymphoid organ. Your spleen is found about halfway up your torso in the left abdominal cavity.
The spleen is found on the left side of your body, behind the stomach on a level with the 9th to 11th ribs. It is similar in structure to a lymph node, and is the largest lymphatic organ in the body. The spleen contains two main types of tissue-white pulp and red pulp.White pulp is lymphatic tissue (material which is part of the immune system) mainly made up of white blood cells. Red pulp is made up of venous sinuses (blood-filled cavities) and splenic cords.he spleen is found on the left side of your body, behind the stomach on a level with the 9th to 11th ribs. It is similar in structure to a lymph node, and is the largest lymphatic organ in the body. The spleen contains two main types of tissue-white pulp and red pulp.