The genus Aesculus comprises 13-19 species of woody Trees and Shrubs native to the temperate northern hemisphere (with 6 species native to North America and 7-13 species native to Eurasia). There are also several hybrids.
Lymphoma is a form of cancer that affects the immune system-specifically, it is a cancer of immune cells called lymphocytes, a type of white blood cell. There are two broad types of lymphoma and many subtypes. The two types of lymphoma are described as: Hodgkin's or non-Hodgkin's.
Lymphoma is cancer of the lymph system (or lymphatic system), which is part of our immunity. It is characterized by the formation of solid tumors in the immune system. The cancer affects immune cells called lymphocytes, which are white blood cells.