Which one of the following is not a lateral meristem

Intercalary meristems are the portions of apical meristems which are separated from the apex during the growth of axis and formation of permanent tissues . It is present mostly at the base of node , (e.g. Mentha viridis), base of internode, (e.g. stem of many monocots viz, wheat , paddy, grassess, pteridophytes like Equisetum) or at the base of leaf , (e.g. Pinus).