The C4 cycle occurs in monocots and some dicots in summer. The C4 cycle occurs in Gramini and Cyperaceae and in 16 dicotyledonous genera. Currently, the C4 pathway in plants such as sugarcane (Saccharum officinarum), bhutra (Zea mays), mutha grass (Cyperus rotundus), Panicum maximum, Amaranthus cruentus, Chloris gayana, crown of thorns (Euphorbia milii), Triticum etc. can be observed.