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 a medical term used for a group of cancers that originate in the lymphatic system. Lymphomas usually begin with malignant transformation of the lymphocytes in lymph nodes or bunches of lymphatic tissue in organs like the stomach or intestines. Hodgkin lymphoma and non-Hodgkin lymphoma are the 2 major categories of lymphoma, characterized by enlargement of lymph nodes, usually present in the neck.