Themeda is a genus of plants in the grass family native to Asia, Africa, Australia, and Papuasia. There are about 18 to 26 species, many of which are native to Southeast Asia. Species * (Nees ex Steud.) Hack. - Afghanistan, Himalayas, Tibet * Themeda arguens (L.) Hack. - Christmas grass - Sri Lanka, Southeast Asia, Papuasia, northern Australia * (Roxb.) A.Camus - Indochina, southern China, Indian Subcontinent, Malaysia, Indonesia * (F. Muell.) Maiden & Betche - oat kangaroo grass - Australia * (Nees ex Hook. & Arn.) A.Camus - Indochina, southern China, Himalayas, Malaysia, Indonesia, Philippines * Hack. - Tamil Nadu, Sri Lanka, Kerala * (Cav.) Hack. - Southeast Asia, Papuasia, New Caledonia, Vanuatu * Hack. - Myanmar, Andaman Islands, Yunnan * (Griseb.) A.Camus - Tibet, Yu